Knocks
n. 短促的敲打（声）( knock的名词复数 ); 爆震声; 敲击声; 敲门（或窗等）声\\nv. 敲, 击, 打( knock的第三人称单数 ); （心）怦怦跳; 把…撞击成（某种状态）; 批评
🗣️ 情景例句
There are many natural catastroophes occurring in nature.
自然界里有很多自然灾害发生。
Would he have seen you if you hadn't waved to him?
如果你没向他招手他会看见你吗？
What ever you think is fine with me.
我随你。