backward and forward
01
前后, 彻底
in a manner that includes all necessary parts, elements, or aspects of something
Dialect
American
习语
语法信息
例子
After years of studying the language, she understands French literature backward and forward.
经过多年的语言学习,她对法国文学了如指掌。
例子
She paced backward and forward, deep in thought.
她来回踱步,陷入沉思。



























