"习惯性"用来说一个动作或事情因为常常做，已经变成习惯了。

"习惯性" is used to describe an action or thing that has become a habit because it is done frequently.

比如有人习惯性地看手机，就是每天都这样，自己都不想就做了。

For example, if someone habitually looks at their phone, it means they do it every day without even thinking about it.