City and county of Denver, a combined city and county of Colorado, is also the capital and largest city of Colorado. Denver is located on a plain close to the Rocky Mountains, forming the core of the Denver Aurora metropolitan area. The downtown of Denver is located on the East Bank of the South Platte River, close to the intersection of the South Platte River and Cherry Creek, about 15 miles away from the foot of the mountain. The U.S. Census Bureau estimated that Denver's population in 2016 was 693060; The U.S. Census Bureau estimates that the population of Denver metropolitan area (Denver Aurora Lakewood) in 2016 was about 2.85 million, which is the 19th largest metropolitan area in the United States. According to the population ranking of the joint statistical area, Denver metropolitan area had about 3.47 million people in 2016, ranking 17th in the United States.丹佛市县（City and County of Denver），美国科罗拉多州的一个合并市县，也是科罗拉多州的首府和最大城市。丹佛位于一片紧邻着洛矶山脉的平原上，形成丹佛-奥罗拉大都会区的核心。丹佛的市中心位于南佩雷特河（South Platte River）东岸，接近南佩雷特河与樱桃溪（Cherry Creek）的交接口，离山脚大约15英里远的地方。美国人口调查署估计丹佛市2016年的人口为693,060人；美国人口调查署估计2016年丹佛大都会区（丹佛-奥罗拉-莱克伍德）的人口大约为285万人，是美国大都会人口排名第19的大都会区。按照联合统计区人口排名，2016年丹佛大都会区域则大约有347万人口，全美排名第17。
Aspen is located in Colorado in the Midwest of the United States, adjacent to the Rocky Mountains in the West. It is famous for its ski resorts, rich people's settlements and resorts. Aspen evolved from a mining town in the 19th century. Because the original style of Aspen town remains very good, most of the buildings were built during mining in that year, and Aspen ski resort developed earlier, and gradually became a gathering place for famous people and rich people. Aspen is the hot spot of winter skiing for rich celebrities and professional skiers, and it is elegant and leisurely with some history and nature.Aspen位于美国中西部的科罗拉多州（Colorado），西临洛矶山脉，以滑雪场而著称，富人聚居区和度假胜地。阿斯彭是由19世纪采矿城镇演化而来，因Aspen城镇的原来风貌保持十分优良，大部分建筑都是当年采矿时所建，并且Aspen滑雪度假发展得较早，渐渐就成名人富人聚集地。Aspen是富豪名人及专业滑雪人士的冬季滑雪的热点，而且优雅闲然之中杂些历史和自然。
St. Petersburg (Russian: Санкт-Петербург； Saint Petersburg), located in the northwest of Russia, along the Baltic Sea and the Neva estuary, between 59 ° ~ 60 ° north latitude and 29 ° ~ 30 ° east longitude, is the central municipality of Russia, the capital of Leningrad state, the central city of Northwest Russia, an important land and water transportation hub in Russia, and the northernmost city in the world with a population of more than one million, Also known as the "northern capital" of Russia. St. Petersburg is also the headquarters of the Russian Federation naval fleet.
St. Petersburg is the second largest city in Russia, with an area of 1439 square kilometers, including an urban area of 606 square kilometers. Founded in 1703, St. Petersburg has a history of more than 300 years. The city name comes from St. Peter, the disciple of Jesus. Peter I moved his capital to Petersburg in 1712. It was the center of Russian culture, politics and economy for more than 200 years until 1918. In 1924, it was renamed Leningrad in memory of Lenin, and its original name was restored to St. Petersburg in 1991. St. Petersburg and the historic center have become UNESCO World Heritage sites. St. Petersburg occupies an important position in the Russian economy and is a large comprehensive industrial city. St. Petersburg is often called the most westernized city in Russia. It is the window from Russia to Europe. Many foreign consulates, multinational corporations, banks and other business strongholds are located in St. Petersburg. It is also an international city with high development of science, technology and industry.圣彼得堡（俄语：Санкт-Петербург；英语：Saint Petersburg），位于俄罗斯西北部，波罗的海沿岸，涅瓦河口，处于北纬59°~60° 、东经29°~30°之间，是俄罗斯的中央直辖市，列宁格勒州的首府，俄罗斯西北地区中心城市，全俄重要的水陆交通枢纽，是世界上人口超过百万的城市中位置最北的一个，又被称为俄罗斯的“北方首都”。圣彼得堡也是俄罗斯联邦海军舰队的总部所在地。圣彼得堡是俄罗斯第二大城市，面积1439平方公里，其中市区面积606平方公里。圣彼得堡始建于1703年，已有300多年的历史，市名源自耶稣的弟子圣徒彼得。1712年彼得一世迁都到彼得堡，一直到1918年的200多年的时间里这里都是俄罗斯文化、政治、经济的中心。1924年为纪念列宁曾更名为列宁格勒，1991年又恢复原名为圣彼得堡。圣彼得堡和历史中心古迹群构成为联合国教科文组织世界遗产。圣彼得堡市在俄罗斯经济中占有重要地位，是一座大型综合性工业城市。圣彼得堡经常被称为俄罗斯最西方化的城市，是俄罗斯通往欧洲的窗口，许多外国领事馆、跨国公司、银行和其他业务据点均位于圣彼得堡，也是一座科学技术和工业高度发展的国际化城市。
Braunschweig is a city in the east of Lower Saxony, Germany. It is located in North Central Germany and close to the central canal. The number of residents is about 250000 (1983). It is the second largest city in the state after Hanover and a regional center of the state. Before the principality abdicated in 1918, Brunswick was the capital of the Principality of Brunswick. It was the capital of Brunswick until 1946. Before Brunswick county was abolished in 1974, it was the county capital of the county. On December 31, 2004, Lower Saxony abolished the regional administrative division. Before that, it was the government residence in Brunswick. Brunswick is the residence of the Brunswick court of appeal. The big cities around the city include Wolfsburg, about 26 kilometers to the northeast, Hanover, about 56 kilometers to the west, and Magdeburg, about 80 kilometers to the East. It is rich in grains and sugar beets, as well as lignite, oil, potassium salt and other resources. It was a commercial center in the ninth century. Since the 19th century, industry has developed gradually, mainly including automobile manufacturing, precision instruments, optical instruments, machinery, pharmacy, food and other industries.不伦瑞克（Braunschweig）是德国下萨克森州东部的一个城市，位于德国中北部城市，濒中部运河。居民数约为25万（1983）。是该州继汉诺威后的第二大城市和该州的一个地区中心。1918年该公国大公逊位以前，不伦瑞克是不伦瑞克公国的首都。此后直到1946年，它是不伦瑞克州的州府。1974年不伦瑞克县被撤销之前它是该县的县府。2004年12月31日下萨克森撤销地区级行政区划以前它是不伦瑞克地区的政府驻地。不伦瑞克是不伦瑞克上诉法院的驻地。城市周围的大城市有东北方约26千米远的沃尔夫斯堡、西方约56千米远的汉诺威和东方约80千米远的马格德堡。周围盛产谷物、甜菜，并有褐煤、石油、钾盐等资源。公元九世纪时为商业中心。十九世纪起工业逐渐发展，主要有汽车制造、精密仪器、光学仪器、机械、制药、食品等工业。
Oakbrook station is located in the suburban junction area outside Chicago, namely Oakbrook, Naperville and DuPage counties.奥克布鲁克台在芝加哥外的城郊结合区,即奥克布鲁克、内珀维尔和杜佩奇县。
Joliet is a city in northeastern Illinois, 56 kilometers southwest of Chicago. Heavy machinery dominated by railway industry is very popular, as well as chemical, paper and other industries. The population is 78000 (1980). The town was built around 1830 and became a city in 1852. Railway and expressway transportation hubs; A river port near the Illinois Michigan canal (the canal connecting Lake Michigan and the Mississippi River). There are coal mines and limestone mines nearby.乔利埃特是美国伊利诺伊州东北部城市，在芝加哥西南56公里处。以铁路工业为主的重型机械很盛，还有化学、造纸等工业。人口7.8万（1980）。1830年前后建成镇，1852年成为市。铁路、高速公路交通枢纽；临伊利诺伊-密歇根运河（连接密歇根湖与密西西比河的运河）的河港。附近有煤矿和石灰石矿。
The industrial city in Northern Illinois is the second largest city in the state. It is 128 kilometers north of Chicago and close to the Rock River. The population is 137000 (1984) and 279000 (1980) in large urban areas. It was founded in 1834 and established in 1852. There are machine tools, sewing machines, textile machines, agricultural machinery, cement, furniture, leather, papermaking and other industries. Sweden has many descendants of immigrants, mainly engaged in the furniture industry.美国伊利诺伊州北部工业城市，为本州第二大城市。在芝加哥北约128公里，濒临罗克河。人口13.7万（1984），大市区27.9万（1980）。1834年创建，1852年建市。有机床、缝纫机、纺织机、农业机械、水泥、家具、皮革、造纸等工业。瑞典移民后裔甚多，主要从事家具工业。
Chicago, located in the south of Lake Michigan, is the third largest city in the United States and one of the international financial centers in the world. Chicago is located in the center of the North American continent. The coordinates of the city center are 41 ° 39 'north latitude and 87 ° 34' west longitude. It is the largest business center and one of the largest futures markets in the United States. The number of new enterprises in its metropolitan area has always ranked first in the United States and has been rated as the most balanced economy in the United States. In addition, Chicago also has many tall buildings, known as "the hometown of skyscrapers". As of July 2018, the population of Chicago was about 2706000. Chicago is one of the most important cultural, scientific and educational centers in the United States. It has the world's top universities, the University of Chicago, Northwest University and the world-famous Chicago school. As of October 2019, more than 100 Nobel laureates have worked and studied in Chicago (100 at the University of Chicago and 19 at Northwestern University). Chicago is a tourist destination. In 2016, it received more than 50 million tourists from all over the world. The time zone of Central American time represented by Chicago is UTC / gmt-6 (West Zone 6), which is 14 hours different from Beijing time at UTC / GMT + 8 (East Zone 8) (13 hours different from Chicago daylight saving time). In 2016, Chicago's GDP reached US $537.3 billion.
芝加哥（Chicago），位于美国密歇根湖的南部，是美国第三大城市，也是世界的国际金融中心之一。芝加哥地处北美大陆的中心地带，城市中心坐标为北纬41°39′、西经87°34′，是美国最大的商业中心区和最大的期货市场之一，其都市区新增的企业数一直位居美国第一位，被评为美国发展最均衡的经济体。此外，芝加哥还拥有很多的高楼大厦，被誉为“摩天大楼的故乡”。截止至2018年7月，芝加哥人口约为270.6万。芝加哥是美国最重要的文化科教中心之一，拥有世界顶级学府芝加哥大学（The University of Chicago）、西北大学（Northwestern University）和享誉世界的芝加哥学派。 截止至2019年10月，逾百位诺贝尔奖得主曾在芝加哥工作、求学过（芝加哥大学100位、西北大学19位）。芝加哥是旅游圣地，2016年共接待全世界超过5000万名游客。芝加哥代表的美国中部时间所在的时区是UTC/GMT-6（西六区），与处在UTC/GMT+8（东八区）北京时间相差14小时（芝加哥夏令时期间相差13小时）。2016年，芝加哥地区生产总值达到了5373亿美元。
South Bay is located in Los Angeles County, Southern California.南湾位于美国南加利福尼亚州南部洛杉矶县。
Davenport University Davenport University (DU) is located in Michigan in the United States. The college was established in 1866. It is the largest and oldest private university in Michigan. Davenport university is a private non-profit university with campuses all over Michigan. It was founded by Conrad swensburg in 1866 and currently provides associate degree, bachelor's degree and master's degree; and business and technology The W.A. lettinga main campus of Davenport is located in Grand Rapids, Michigan. The main campus includes student organizations, dormitories and sports. Davenport university is recognized by the Carnegie Foundation for educational progress (the most authoritative educational foundation in the United States) It is evaluated as an institution of higher learning that can provide master's degree and bachelor's degree, and is listed as one of the certified American regular universities by the Ministry of education of China. The university has Donald W. Maine business school, School of health, School of nursing, School of technology, School of art and science, etc. the 12 campuses of Davenport university are all over Michigan, and the two largest campuses are located in Grand Rapids and Dee, Michigan Since its establishment, irborne Davenport university has always been a leader in the field of higher education. It has successfully opened more than 100 colleges, bachelor's, master's, diplomas, certificates and online courses in the fields of business administration, computer and medical care. The college is characterized by small classes, with an average of 16 students in each class. The university provides some scholarships for international students At present, tuition fee reduction, housing subsidy, on campus work, etc. The purpose of school teaching is to improve students' ability in work and life. All school projects focus on cultivating students' practical sales skills. The popular majors of the college include: Business Administration, accounting, business trade, computer system network, telecommunications and market management.达文波特大学(Davenport University，简称DU）位于美国的密歇根州，学院建立于1866年，是密歇根州最大、历史最悠久的私立大学。 达文波特大学是一所私立的非盈利性大学，在密歇根州各地都有校园。 它由Conrad Swensburg于1866年创立，目前提供副学士，学士和硕士等文凭; 和商业，技术，健康职业和研究生课程（MBA）的毕业后认证计划。达文波特的W.A. Lettinga主校区位于密歇根州的大急流城。 主校区包括学生组织，宿舍和运动项目。达文波特大学被美国卡耐基教育进步基金会（美国最权威的教育基金会）评价为可提供硕士学位与学士学位的高等院校并且被中国教育部列为认证美国正规大学之一。 学校设有Donald W. Maine商学院，健康学学院，护理学院，技术学院，艺术与科学学院等。达文波特大学12个校园遍布密歇根州，最大的两个校园位于密歇根州的大急流市和迪尔伯恩。达文波特大学自建校以来，一直是高等教育领域的佼佼者，在工商管理、计算机和医疗护理保健等领域成功开办100多个大专、学士、硕士、文凭、证书和网上课程。学院的特点为小班授课，平均每个班学生人数16人。学校为国际留学生提供部分奖学金，表现为学费减免、住房补贴、校内打工等。学校教学的目的在于提高学生在工作和生活中的能力，学校所有的项目都着重培养学生实际的销售技能。学院的热门专业包括：工商管理、会计、商务贸易、计算机系统网络、电讯学和市场管理等。
Dubiuk. A city and river port in eastern Iowa. Near the Mississippi River. Population 62000 (1980). In September 2009, it cooperated with IBM to build the world's first smart city. Railway hub. Immigrants began to settle in 1833 and set up a city in 1837. Industries include agricultural machinery manufacturing, meat packaging, metal and wood processing, etc.译“杜比尤克”。美国爱荷华州东部城市、河港。临密西西比河。人口6.2万（1980）。2009年9月与IBM合作，建立世界第一个智慧城市。铁路枢纽。1833年移民开始定居，1837年设市。工业有农机制造、肉类包装、金属和木材加工等。
The University of Waterloo is a medium-sized top research public university in the world. Founded in 1957, it is located in Waterloo, southwest Ontario, Canada. It is famous for Cooperative Education (Co-op) with equal emphasis on learning and internship. From 2011 to 2013, the university has been ranked No. 3 in the ranking of Canadian comprehensive universities selected by McLean magazine. It has the largest engineering college in Canada and is one of the best universities in North America. Its teaching and research level of mathematics, computer science and engineering ranks among the top in the world, among which computer science, an advantageous major, ranked No. 18 in the ranking of USNEWS World University in 2017. In 2018, Donna Strickland, Professor of the Department of physics of the University of Waterloo, won the Nobel Prize in physics.滑铁卢大学（University of Waterloo），是一所中等规模的世界顶尖研究型公立大学，创建于1957年，位于加拿大安大略省西南部滑铁卢，以学习与实习并重的合作教育（CO-OP）而闻名。2011年到2013年，该校一直稳居麦克林杂志评选的加拿大综合性大学排名的第3位，拥有加拿大的最大的工程学院，是北美地区最优大学之一，其数学、计算机科学和工程学科教学及研究水平居世界前列，其中优势专业计算机科学名列2017年USNEWS世界大学排名第18位 。2018年，滑铁卢大学物理系教授唐娜·斯特里克兰获得诺贝尔物理学奖。
Des Moines is the city and capital of Iowa. Located at the confluence of Des Moines River and recorn River in the southwest of the state, it is the largest city, political and economic center of the state. The current mayor is Mr. Franklin Connie. Des Moines, the most populous city and capital of Iowa, USA. It is located at the confluence of Des Moines and recorn rivers in the southwest of the state. The 2010 census shows that the population of the city center is 203000 and the population of the metropolitan area is 580000. Founded in 1843, it became the capital in 1857. The word Des Moines comes from French and was named by the French colonists at that time. Des Moines is a railway transportation hub. Trade and financial center. It is located in the center of corn belt and coalfield belt. The industry mainly focuses on the processing of agricultural and livestock products (meat, flour, dairy products, etc.) and the manufacturing of agricultural machinery. In addition, there are printing and publishing, clothing, aircraft engines, machinery and other industries and enterprises. There are many universities, libraries, museums, etc. In addition, because it is located in a "swing state", it is a must for every U.S. presidential election.得梅因（Des Moines）是美国艾奥瓦州（依阿华州）的城市和首府。位于州西南部得梅因河和雷科恩河汇合点，是该州最大的城市和政治、经济中心。现任市长是富兰克林·康涅先生。英语Des Moines, 美国艾奥瓦州（依阿华州）人口最多的城市和首府。位于州西南部得梅因河和雷科恩河汇合点。2010年的人口普查显示市中心人口为20.3万，都市圈人口58万。建于1843年，1857年成为首府。Des Moines一词源自于法语，由当时法国殖民者命名。得梅因是铁路交通枢纽。贸易和金融中心。地处玉米带和煤田地带的中心。工业以农畜产品加工（肉类、面粉、乳制品等）和农机制造为主，此外有印刷出版、服装、飞机引擎、机械等工业、企业。有多所大学、图书馆、博物馆等。此外，由于地处“摇摆州”，更是每次美国总统大选的必争之地。
Sioux City, a city in the northwest of Iowa, where the county administration of Woodbury county is located. Su city is located along the upper reaches of the Missouri River and at the junction of Iowa, Nebraska and South Dakota. It is often called siouxland together with the surrounding areas. In the past, it was the activity range of the Su tribe, the main tribe of North American Indians, so it got its name. According to the census results in 2005, Sucheng has a population of 83148, while the metropolitan area composed of surrounding towns has a population of about 143053. The main airport of Sucheng is Sioux Gateway Airport (sux / ksux), also known as Col. bud day field, which is located in the southeast suburb of the urban area. Northwest Airlines Flights regularly shuttle between Sucheng and Minneapolis every day. In 1989, a United Airlines Douglas DC-10 airliner, whose hydraulic system failed due to engine failure, failed to make a forced landing and overturned at Sucheng airport, which was known as the "Sucheng air crash", which also made this airport and Sucheng famous. Interstate 29 passes through the urban area of Sucheng along the Missouri River and is the most important external trunk line of the city.苏城（Sioux City），美国爱荷华（艾奥瓦）州西北部城市，伍德伯里郡（Woodbury County）郡治所在处。苏城位于密苏里河上游沿岸，地处艾奥瓦州、内布拉斯加州与南达科他州交界处，其与周遭地区经常合称为苏兰（Siouxland），在过去曾是北美印地安人主要部族——苏族的活动范围，因而得名。根据2005年时的普查结果苏城有83,148人的人口，而整个周遭市镇所构成的都会区，则有约143,053人的人口。苏城的主要机场是位在市区东南郊的苏城闸门机场（Sioux Gateway Airport，SUX/KSUX），该机场又名“戴上校飞行场”（Col. Bud Day Field），每天有西北航空的班机固定往返苏城与明尼亚波利（Minneapolis）之间。1989年时，一架因为引擎故障结果造成全机液压系统失效的联合航空道格拉斯DC-10型客机在苏城机场迫降失败翻覆，被称为“苏城空难”，也因此使得此机场与苏城声名大噪。29号州际公路沿着密苏里河沿岸经过苏城市区，是该市最重要的联外干线。