每日一句口语 3438（在线收听）

No man understands a deep book until he has seen and lived at least part of its contents.

人们只有在切身体会过某些情节后，才能理解那些深奥的书。

【知识点讲解】

at least 至少

例句：

We should brush our teeth at least twice a day.

我们每天应该至少刷两次牙。