Definition
To be so surprised or shocked by something that one is temporarily unable to speak.
震驚得說不出話
He was struck dumb when he learned he had won the lottery jackpot.
當他得知自己贏得了樂透頭獎時，他驚訝得說不出話來。
Upon hearing the bad news, she was struck dumb for a moment.
聽到這個壞消息時，她一時說不出話來。
The audience was struck dumb when the magician produced a dove.
當魔術師變出一隻鴿子時，觀眾們都驚呆了。