广播电视英语短句 第 216 课：美语单词-1

Every week at this time we tell the story of words and expressions used in American English. 每周同一时间我们都讲一个关于美语单词或措辞的故事。

Some of them are old. Some are new. 一些是古老的。一些是新生的。

Together, they form the living speech of the American people. 他们都来自美国人民的生活用语。

Some popular expressions are a mystery. 一些流行的表达是难以理解的。

No one is sure how they developed. 没人确定他们怎样发展而来。