habit是什么意思

　　Research indicates that eating habits are changing fast.

　　研究显示，饮食习惯正迅速改变。

　　Don't make a habit of it.

　　别养成习惯。

　　He turned to crime to support his drug habit.

　　他为维持吸毒的恶习而走上犯罪的道路。

　　I'd prefer you not to make a habit of it.

　　我希望你不要习以为常。

　　You need to change your eating habits.

　　你得改变你的饮食习惯。