Coach is a member of team or the one that observe team's behaviour and give some suggestion?

教练是团队的一员，或者说是观察团队行为并给出建议的人。

youdao

Harris said to Charlie, "Today you will become a member of our team."

哈里斯对查理说：“今天你将成为我们队的一员。”

youdao

Sam, English major, is a member of the college basketball team.

英语专业的山姆是学校篮球队的一名成员。

youdao

He was a member of the design team and became chief engineer of the building project in eighteen sixty-seven.

VOA: special.2009.03.04

There was a lot of action." "And who was your favorite member of the A-Team?"

VOA: special.2010.06.14

But others are like Larry Martin, a University of Kansas member of the research team.

VOA: special.2010.03.16

Lyons is the chairman of the Center's Military Committee, and a member of Team B II.

CENTERFORSECURITYPOLICY: Regime change in Libya

In a Twitter post, a member of Team Stunters -- a motorcycle stunt team -- reported the footage was shot during a "practice session for upcoming shows, " The Smoking Gun reported.

CNN: STORY HIGHLIGHTS

He is out there, every bit as much of the team and a member of the team now as he was back then.

WHITEHOUSE: Press Briefing