kill two birds with one stone
成語所屬單字bird
kill two birds with one stone — 慣用語
1. To achieve two goals with a single action.
1.慣用語
釋義
一石二鳥
To achieve two goals with a single action.
例句
By walking to work, I kill two birds with one stone: exercise and commuting.
She killed two birds with one stone by shopping and meeting a friend.