及物动词
1. What knocks me is his impudence.
他的厚颜无耻使我感到吃惊。
2. knock
2. I knocked over the glass and spit the water.
我打翻了杯子,水洒了。
不及物动词
1. His legs knocked against the chair.
他的两条腿撞到了椅子。
名词
1. When I fell I got a terrible knock on the head.
我摔倒时头撞得很厉害。