生境
It's a bad habit for a boy to toss off. 对一个男孩来说，手淫是个坏习惯。
It's not easy to rid oneself of a habit. 要改掉一个习惯是不容易的。
The boy's father coaxed him out of the bad habit. 孩子的父亲说服他那个坏习惯。
He has fallen out of the habit of drinking. 他已经戒除了喝酒的习惯。
Riding the brake is a bad habit for a driver. 司机把脚放在刹车踏板上是一个坏习惯。
After some time he returned to his old habit. 过了一些时候，他又故态复萌了。
