coach

n. /koʊtʃ/ A1

教练；指导老师

A person who trains athletes or sports teams.

仙境例句

The Dodo was no coach: it never told anyone how to run, only when to stop.

渡渡鸟可不是什么教练：它从不教谁怎么跑，只管喊大家什么时候停。