pipe joint

例句：

1. 1. The engineer used a special pipe joint to connect the pipes.
   工程师使用一种特殊的管道接头来连接管道。
2. 2.The plumber needed to replace the old pipe joint with a new one.
   水管工需要用一个新的管道接头替换旧的。
3. 3. The construction crew was working on installing the pipe joints for the new water system.
   建筑工人正在安装新的水管系统中的管道接头。