Without a coach and enough knowledge about how to take care of myself, I got injured and started to swim (breaststroke) to keep fit.

由于没有教练以及不甚了解如何照顾自己，我受伤了，开始游泳（蛙泳）来保持健康。

youdao

Ethan is doing it with Cloud Coach; transferring his knowledge to help offline small business owners create an online presence.

伊桑用从Cloud Coach中学到的知识帮助离线商家制造在线的效果。

youdao

It's a bad sign when a coach refuses to explain something, USES technical knowledge to "beat down" an alternative idea, or tries to lead by "command."

当教练拒绝解释而直接用自己的知识来解决问题或者以命令的口气来领导团队时，这就是一个不太好的信号。

youdao

The league said between 22 and 27 defensive players were involved in the program and that it was administered by defensive coordinator Gregg Williams, with the knowledge of coach Sean Payton.

WSJ: NFL Alleges New Oreleans Saints Issued Bounties on Foes

The focus here is to develop a particular skill or knowledge that the coach is recognized to possess.

FORBES: What kind of coach are you?

Juventus coach Antonio Conte is suspended for not reporting knowledge of an attempt to fix a Serie A match.

FORBES: August 2012 Revisited - Mexico And USA Olympic Champions; Jamaica Beats US in WCQ; Sounders Don't Win Cup