An averagely fit person can master easy ski runs within a few days.

中等健康的人几天内就能驾驭初级的滑雪道。

《柯林斯英汉双解大词典》

We haven't found a fit person for this job yet.

这工作没有找到相当的人。

《新英汉大辞典》

She is not a fit person to baby-sit .

她不是一个适合做临时保姆的人。

youdao

The expression meant that the person who cannot hold a candle to you is not fit even to be your servant.

VOA: special.2011.05.29

And Mark has been extraordinary, as a leader, in maintaining a very high bar and at times, walking away from people who are receiving outstanding recommendations but either don't fit from a cultural standpoint or they're not going to scale and they'd be the wrong person a year or two from now.

作为Facebook的领导者，马克始终坚持选人标准，从不手软，他经常会放弃一些,得到强有力推荐的应聘者,他们要么是在文化方面不契合,要么是因为，如果公司没打算扩张,那他们在一到两年内,会成为错误选择。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

Sometimes a young, physically fit person will run in and request a chair.

WSJ: Airports Battle Bogus Requests for Wheelchair Assistance

We conclude, therefore, that Rupert Murdoch is not a fit person to exercise the stewardship of a major international company.

FORBES: Rupert Murdoch Is Not A Fit Person To Run A Major International Company

So says a committee of the British Parliament, that Rupert Murdoch is not a fit person to run a major international company.

FORBES: Rupert Murdoch Is Not A Fit Person To Run A Major International Company