leading-out end

例句：

1. 1. The engineer carefully led the team throughthe complex network of pipes.
   工程师小心翼翼地带领团队穿过复杂的管道网络。
2. 2. Thescientist used a leading-out end to measure the lengthof the cable.
   科学家使用一个引导线末端来测量电缆的长度。
3. 3. The carpenter carefully cut the leading-outend of the wooden beam.
   木匠小心翼翼地切割木梁的引导线末端。