to sever a rope

• 割断绳子

to sever a rope的用法和样例：

例句

1. He cut the rope with a sharp knife.
   他用利刀割断绳子。
2. It was the work of a moment to cut the ropes and set the man free.
   割断绳子把这个人放走，这件事一会儿就干好了。