当knock off和knock over同时在表示“撞倒”意思的时候,knock over一般就是指撞倒(+ed被动),比如说A boy was knocked over by a passing car but was fortunately unhurt.而knock off则指从某个地方(被)撞倒,如A...
knock off: 打翻;撞倒 撞倒;打掉 The little girl knocked the glass off by accident. 小女孩不小心碰落了玻璃杯。 减去 They knocked off five dollars from the price. 他们把价格降低了五美元。 停止;歇工 Let's knoc...