linesman

• 名词，指在体育比赛中协助主裁判的裁判，负责判断球是否出界或越位；也指安装或维修电线、电话线的人。

A noun referring to either a sports official who assists the referee by watching for out-of-bounds or offside, or a person who installs or repairs electrical or telephone lines.

不规则复数

1. Sports officialB1formalsport

   An official who assists the referee by monitoring the boundaries of the playing field, particularly in sports like soccer, tennis, and American football.

   边裁

   • The linesman raised his flag to signal an offside.
   • In tennis, the linesman calls whether the ball is in or out.
   • The referee consulted with the linesman before making the final decision.

   同义词line judge

2. Utility workerB2formaltechnical

   A person who installs, maintains, or repairs electrical or telephone lines.

   线路工人

   • The linesman climbed the pole to fix the damaged wire.
   • A team of linesmen restored power after the storm.
   • The telephone company sent a linesman to connect the new house.

   同义词wireman