the bottom line [ðə ˈbɔtəm lain]

以下由轻松背单词网站提供

重要因素；关键的东西

The bottom line , however, is that he has escaped.然而，关键是他已经逃脱了。
The bottom line is that the stores like yours are common.根本原因是象你们那样的店很普通。