讲解文本：

　　explain away 辩解，搪塞

　　Instead of explaining away why you didn't finish the work, you should just work harder.

　　你与其辩解为什么没做完工作，不如更努力一点。

　　Mary tried to explain away her mistakes.

　　Mary试着为自己的过失做辩解。

　　疯狂练习吧！