towing handle

例句：

1. 1. The towing handle on the truck is securely attached.
   卡车上的拖车把手牢固地固定着。
2. 2. The trailer hitch was designed to easily connect with the towing handle.
   拖车挂钩被设计成可以容易地连接到拖车把手上。
3. 3. The towing handle is a crucial component of the trailer system.
   拖车把手是拖车系统的一个关键组成部分。