Longfellow:A Darling of the 19th Century and a Foundling of the 20th;
朗费罗:19世纪美国的宠儿,20世纪美国的弃子
Probing into the Trend of Nationalism in American Education in 20th Century;
20世纪美国教育的国家主义倾向考察
American City Beautiful Movement in the End of 19~(th) Century and the Beginning of the 20~(th) Century;
19世纪末20世纪初美国城市美化运动
An analysis of American social policies in the late 19th century and early 20th century;
19世纪末20世纪初美国社会政策剖析
On the Merger Movement in American Industry: late 1800s-early 1900s;
论19世纪末20世纪初美国公司化运动
An Analysis on the American Diplomatic Thought from the Late 19th Century to the 1920s;
19世纪末至20世纪20年代美国外交思想探析
He was president in the early 1920s.
他是20世纪20年代初的美国总统。
An Analysis of Causes of the Agricultural Depression in the United States during the 1920 s;
20世纪20年代美国农业萧条原因分析
Study on the Consumer Society of the United States in 1920s;
20世纪20年代美国消费社会研究
Analysis on the Social and Economic Problems in America in the 1920s;
20世纪20年代美国社会经济问题分析
American "New Women"of the 1920 s;
20世纪20年代美国“新女性”初探
On the Rivalry between USA and Japan in China in 1920 s;
20世纪20年代美日在中国的角逐
American Commercials and Consumption Ethics in the 1920s;
美国20世纪20年代的广告与消费伦理
The Theories about Aesthetic Experience in the 20th Chinese Aesthetics;
20世纪中国美学中的审美经验理论
On America′s economic expansion at Latin America in 1920′s;
20世纪20年代美国对拉美地区的经济扩张
An Analysis of Employment of White Women in the U.S. during the End of the 19~(th) and Early 20~(th) Centuries;
19世纪末20世纪初期美国白人妇女就业刍议
Civic Consciousness and American Urban Reform at the Turn of the 20～(th) Century;
市民意识与美国19世纪末20世纪初的城市改革
Research on American Prohibition Movement (from the End of 1800s to 1930s);
美国禁酒运动研究（19世纪末—20世纪30年代）