一石二鳥。

tbd

Kill two birds with one stone.

To kill two birds with one stone.

一石二鸟。

その提案一石二鳥を狙ったものだろうけど、「虻蜂とらず」にならなければいいけどね。

tbd

That proposal may be a way to kill two birds with one stone, but we also have to be careful not to get greedy and spoil everything.