know something backwards 倒背如流

【講解】

此語意指to know something very well or perfectly,也可寫作know something backwards and forwards。與之相似的短語back-wards and forwards則表示“來來回回，反反復復”，例如：walk backwards and forwards （來回走動）。

【對話】

A:You like the English literature?

A:你喜歡英國文學嗎？

B:Yeah. I like the novels especially.

B:喜歡，我最愛讀的是小說。

A:Do you like Dickens' novels?

A:你喜歡狄更斯的作品嗎？

B:Yes I even know some of them backwards.

B：非常喜歡，有些我都能倒背如流。

A:Really? It does good to you all the time, doesn't it?

A:真的？你一定受益匪淺，是吧？

B:Of course.

B:當然。