It was alleged that he had taken bribes while in office.

他被指称在任时收受贿赂。

《牛津词典》

Airplanes retract their landing gear while in flight for the same reason.

出于同样的原因，飞机在飞行时收回起落架。

youdao

In some countries, people eat with chopsticks, while in others, knives and forks.

在一些国家，人们用筷子吃饭，而在另一些国家，人们用刀叉吃饭。

youdao

While in high school, Roberto signed a contract to play baseball for the Santurce Crabbers in the Puerto Rican winter league.

VOA: special.2010.04.11

There was a while in the psychology department where one professor was known to be extremely supportive to his students but didn't really provide much warmth.

有一会儿在心理学系,一位教授对学生非常支持,但不能给学生温暖的感觉。

耶鲁公开课 - 心理学导论课程节选

Yeah, so first of all, I always wanted to, at least, stay for a while in the U.S.

首先，我一直就想，想在美国至少呆一段时间。

一见钟情的学校 - SpeakingMax英语口语达人

While in Tucson we set up some amps and drums in the garage ...

CNN: Bobby Vee's bravest song

Boomers were volunteering at lower rates than their predecessors while in their 30s, but that trend has reversed.

FORBES: Retirement With A Purpose

He played only about a dozen times while in office, but he loved to putt around.

NPR: 'First Off the Tee': White House Golf Tales