Mr. Gibson is clearly intellectually out of his depth.

吉布森先生显然在智能上有所不及。

《柯林斯英汉双解大词典》

He felt totally out of his depth in his new job.

他感到根本不能胜任这新工作。

《牛津词典》

Somehow I got out of my depth in the pool.

不知什么原因我在池子里没了顶。

《柯林斯英汉双解大词典》

Given the depth of the problems facing the auto sector around the world, one answer to moving cars out of the showrooms seems to be spreading.

VOA: standard.2009.05.18

How many of us have been on teams led by someone who was out of their depth but unwilling to seek out any guidance?

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What the defeat proved - other than that errors get ruthlessly punished - was that South Africa have incredible strength in depth, but Wales are now not out of their depth when facing the Tri-Nations sides.

BBC: Wales fail to buck losing trend against Boks

An in-depth investigation was out of the question because of severely constrained time due to an upcoming election.

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