英语习语；语义统一性；结构固定性；词汇教学法；循环法；

English idiom; semantic unity; structural stability; lexical approach; recycle;

youdao

英语习语；语义统一性；结构固定性；词汇教学法；循环法；

English idiom; semantic unity; structural stability; lexical approach; recycle;

youdao