Definition
Used to encourage someone to do their best and be very successful, especially in a performance or competition.
（用於鼓勵他人）祝你表現出色！
You have to knock 'em dead with your speech tonight!
你今晚的演講一定要讓他們驚艷！
Knock 'em dead at the interview, I'm sure you'll get it.
在面試中讓他們驚艷，我相信你會成功的。
Good luck with your performance today, knock 'em dead!
祝你今天的表演順利，讓他們驚艷！