kill two birds with one stone

一举两得
- If you walk to work, you will get some exercise as well as saving money, so you'll be killing two birds with one stone.
  
  如果你步行上班, 既省钱又能锻炼身体, 这样你将一举两得。

网络词典

英 Unknown 美 Unknown

Unknown 中文翻译：Unknown

同义词： Unknown