Don't complain about the referees and umpires.

不要抱怨裁判员。

youdao

Restaurants must display health inspection certificates in order to serve food, and umpires and referees need to demonstrate the skills necessary to oversee sporting events.

饭馆必须悬挂健康检查证书才能提供食物。裁判员需要证明他们具有监督比赛的能力。

youdao

Football referees and baseball umpires alike hold up the resumption of play after breaks so commercial messages can be completed.

FORBES: This Game Is Brought To You By ...