knocksthdown
—phrasal verbwithknockverbuk/nɒk/us/nɑːk/
B2
todestroyabuildingorpartof abuilding
拆掉，拆毁（建筑物等）
There areplanstoknockthelibrarydown andreplaceit with ahotelcomplex.计划拆除图书馆，改建酒店综合大楼。
to show that what someone has said is nottrue
反驳，驳倒
Sheeasilyknockeddown everyargumenthe put up.她轻而易举地驳倒了他提出的每个论点。