19世纪美洲大陆的“西进运动”促使了美国俚语的形成,20世纪则是美国俚语迅猛发展的时期.在发展的过程中美国俚语逐渐形成了自己的风格特点：幽默风趣、形象生动、易于表达情感、更新

Question

19世纪美洲大陆的“西进运动”促使了美国俚语的形成,20世纪则是美国俚语迅猛发展的时期.在发展的过程中美国俚语逐渐形成了自己的风格特点：幽默风趣、形象生动、易于表达情感、更新迅速等.

Answer 1

In the 19th century on American continent,the " Westward Movement " promotes the formation of the American slang.And in the 20th century the slang experienced a rapid development stageslang.During the course,the slang gradually formed its own style with the features of humor,vivid,easy to express and fast updates.