He worked as an assistant to one Mr Ming.

他给一位明先生当助手。

《牛津词典》

Mr. Dambar had started off as an assistant to Mrs. Spear's husband.

丹巴先生以做斯皮尔夫人的先生的助手开始职业生涯。

《柯林斯英汉双解大词典》

I was appointed as an assistant in English.

我被聘为英语助教。

《新英汉大辞典》

So Winslow's father found him a job as an assistant in the trade of making and preparing pictures for printed media.

VOA: special.2010.07.25

After his father died in eighteen forty-seven, young Samuel went to work as an assistant to a publisher.

VOA: special.2010.03.21

He spent four years as an assistant coach under Bruce Arenas with the United States National Team.

VOA: special.2010.06.02

He later served as an assistant for Seton Hall under father-in-law and former coach Mike Sheppard.

WSJ: Blankmeyer sets St. John's baseball wins record

He began at Penn State as an assistant coach in 1950 and never left.

NEWYORKER: In Plain View

He went on to work for Newsnight as an assistant producer and then producer.

BBC: Television News