弯刀

例句：

1. 1. The tree bends over to pick up the fallen fruit.
   这棵树弯腰去捡落在地上的水果。
2. 2. The car bent the steering wheel in half when it hit a pothole.
   汽车在碰到一个坑时，把方向盘压弯了。
3. 3. The old woman bent down to help her grandson with his homework.
   老妇人弯下腰来帮助她的孙子做作业。