I go shopping every three days.

我每隔三天购物一次。

youdao

I go there every three days.

每三天我去那里一次。

youdao

That's more than once every three days.

每三天一次！

youdao

Tardos Mors met with the soldier and reported that every creature on the planet had but three days to live.

VOA: special.2010.07.31

It's a, Ascot is a... It's a venue for horse racing and sort of three days every year.

它是赛马比赛的场地，比赛每年都有，持续三天。

英国皇家赛马会 - SpeakingMax英语口语达人

"I can understand Gerard because it's difficult to play every three days, " commented the Italian.

BBC: Aston Villa boss Houllier defends FA Cup team selection

According to Davison, he licenses a product every three days, on top of spitting out 200 prototypes a month.

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At Worldport alone, more than 2.3 million gallons of fuel are guzzled down by airplanes roughly every three days.

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