If you've ever tried to change a personal habit (nail biting, for example) you know that it's virtually impossible unless you have something else to replace the old behavior.

如果你试着改变自己的某个个人习惯(比如咬指甲之类)，你会知道那基本上是不可能的，除非你能找到其他的事情来替换旧习惯。

youdao

Much like nail biting, gum snapping can become an unconscious behavior used to relieve stress or boredom.

很像咬指甲，嚼口香糖可以成为缓解压力或摆脱无聊习惯使用的无意识行为。

youdao

Much like nail biting, gum snapping can become an unconscious behavior used to relieve stress or boredom.

很像咬指甲，嚼口香糖可以成为缓解压力或摆脱无聊习惯使用的无意识行为。

youdao