讲解文本：

backup 备份，替补，后援

Just admit it, you're a backup, she dosen't like you.

你就承认了吧，你只是一个备胎，她不喜欢你。

She is keeping you around just as a backup.

她把你留在身边，只是作为一个备胎。

疯狂练习吧!