With a few honourable exceptions , the staff were found to be incompetent.

除了几个优秀的人以外，其他职员都不能胜任工作。

《牛津词典》

People don't like to be incompetent, and beginners, by definition, are incompetent.

人们不喜欢显得不称职，而就定义来说，新手意味着不称职；

youdao

She got a post as a cashier at a local bank. But she was soon fired because she proved to be incompetent.

她在当地一家银行找到一份出纳员的工作， 但不久因不称职而被解雇了。

youdao

It used to be that government officials were all picked by political patronage and they, very often, were incompetent.

过去政府官员,通常都是走后门进来的,他们经常都是不称职的。

耶鲁公开课 - 金融市场课程节选

He reckons that the deciding factor in that election was the Tories' ability to persuade people that a government led by Neil Kinnock would be incompetent.

ECONOMIST: Scotland��s election

Curiously, it is assumed in the case of Iraq that American intervention is pre-ordained to be incompetent and that the looked-for benefit will be outweighed by the unintended consequences.

ECONOMIST: Bali, Iraq and now a nuclear North Korea

Maybe he is thought to be incompetent.

FORBES: When Terminating Employees, the Truth Will Set You Free