strike down片语动词KK [straɪk daʊn] /stɹaɪk daʊn/发音片语动词1废除、撤销、宣告无效可拆开The supreme court struck down the law as unconstitutional.最高法院以违宪为由废除了该法律。2使病倒、使丧命常用被动He was struck down by a sudden illness last winter.去年冬天他突然病倒了。3击倒、打倒可拆开One heavy punch struck him down in the second round.第二回合一记重拳把他击倒在地。用这个字练口说→