turn/use sth to your (own) advantage
转害为利、变不利为有利、充分利用
在英语中，我们可以用 turn sth to your (own) advantage 这个习惯用语来表示“转害为利、变不利为有利、充分利用”，强调利用或改变不利情况使之对自己有利，比如：
- 政府未能把今天的游行示威转为己用。
The government have not been able to turn today's demonstration to their advantage. - 她的几个孩子长大离家以后，房子里空出来三个房间，所以她打算充分利用，把他们租给学生。
She had three empty rooms in the house after her children left home, so she decided to turn this to her advantage and rent them out to students.
