He was labelled (as) a traitor by his former colleagues.

他被以前的同事称为叛徒。

《牛津词典》

He is conducting a point-by-point rebuttal of charges from former colleagues.

他正在对前同事的指责逐条加以驳斥。

《柯林斯英汉双解大词典》

He may be bringing a lot of his former colleagues with him.

他很可能带领大量前同事一同加盟谷歌。

youdao

The Senate does not. Senator Robert Menendez - a New Jersey Democrat - served for many years in the House and has some advice for his former colleagues.

VOA: standard.2009.12.27

A few months ago, some former students of mine -former colleagues of mine -gave this very nice party at the Yale Club.

数月前,我以前的一些学生,还有以前的同事,在耶鲁俱乐部举办了一次精彩的派对

耶鲁公开课 - 金融市场课程节选

Sotomayor's former colleagues and her legal foes describe her as intense, driven and politically astute.

CNN: The story

She could shred a witness on cross-examination and move a jury to tears, former colleagues recalled.

CNN: The story

Not that she will be missing the camaraderie of her former colleagues very much.

ECONOMIST: Stella Rimington makes an unlikely feminist icon