He fell into the habit of smoking.

他养成了吸烟的习惯。

youdao

At the age of twelve he fell into the habit of smoking.

十二岁时他就染上了抽烟的习惯。

youdao

At the age of twelve he fell into the habit of smoking.

十二岁时他就染上了抽烟的习惯。

youdao