Her precision became a standing joke with colleagues.

她的一丝不苟成了同事间经常性的笑柄。

《柯林斯英汉双解大词典》

It was a standing joke between us.

这是我们之间常开的一个玩笑。

youdao

His meanness has become something of a standing joke.

他的小气已成了经常引人发笑的笑料。

youdao

At The News, it was a standing joke that the competing TV and radio stations read our stories word-for-word on air.

FORBES: Warren Buffett Is A Very Odd Paper Boy

The creation of an anti-corruption authority is a standing joke amongst Malaysians.

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It was a standing joke in the commentary box that his arrival on the air would coincide with a drinks interval, an injury to a player, a break for bad light or a drought of run-scoring.

BBC: Don Mosey