Now, before we go any further, let's press the rewind button and get some basics sorted out.

现在，在我们继续之前， 让我们按下倒带按钮并整理一些基础知识。

We all know that life does not havea rewind button, but throw impulsive comments into the mix and you might enter a realm of awkward social situations.

我们都知道生活没有倒带按钮，但如果你冲动地发表评论，你可能会陷入尴尬的社交场合。