源自网球。当球打到了你这一边的场地，就该由你回球了。形容现在轮到你来做决定或采取下一步行动了。

• I’ve made my final offer; now the ball is in your court. ^{我已经给出了最终报价；现在看你的了。}
• I’ve sent her an apology, so the ball is in her court now. ^{我已经向她道歉了，所以现在该看她怎么回应了。}
• We’ve done all we can; the ball is in the government’s court now. ^{我们已经尽力了；现在轮到政府采取行动了。}