“轻叩”造句

他在讲话前先轻叩了一下扩音器.
He gave a tap at the microphone before speaking.

有人在轻叩窗户.
There was a tap on the window.

他轻叩小槌,宣告委员会开会.
He rapped his gavel to call the committee into session.

• #轻叩