释义：Knock 动词，敲，打；1. To bump or strike something in such a way as to tip it 打翻I knocked over a can of paint and spent the next hour cleaning up.我打翻了一罐油漆，于是乎花了一个小时去清理；2. to rob something like a bank or a shop 抢劫银行或者商店①一般后接的词语：bank,store, jewellery store, liquor store, gold shop, gun shop, pawn shop②举例：If drugs were given to addicts，they wouldn't have to knock over stores and shops to get the money to buy them.如果把药品给吸毒者，那么他们就不会再去打劫商店，再拿这些钱去买药物。They tried to knock over the store and learned a hard lesson when they got caught.他们抢劫未遂，被捕后被好好地上了一课。使用提示This is typically used in American and Australian English but may be used in other varieties of English too.这个俚语一般在美国和澳大利亚用的比较多，但是其他英语国家也会用到。
