v.發(fā)出咔嗒聲；使咔嗒咔嗒地響
n.咔嗒聲
The old woman will clack for a long time when she meets her neighbours. 這位老太婆遇到鄰居時總要嘮叨半天。
I heard the typewriter clacking in the next office. 我聽見隔壁辦公室中打字機發(fā)出嗒嗒的聲音。
用作名詞 (n.)I heard the clack of her heels on the sidewalk. 我聽到她的鞋后跟在人行道上霹哩啪啦響的聲音。
