They move on to a new place every two or three years.

他们每隔两三年就要搬到一个新的地方。

youdao

I believe in prudence at least once every two or three years.

我坚信每两三年至少一次提醒自己慎重行事是必要的。

youdao

Now, it seems, the region faces drought every two or three years.

现在看来，该地区每两到三年就面临一次旱灾。

youdao

One of its long-term partners, Google, has a search deal with Mozilla that is renewed every two or three years.

BBC: Le Web: The tech world's best talk about the hottest trends

The poverty numbers are derived from a household survey, known as Casen, conducted by the government every two or three years.

ECONOMIST: Re-crunching the numbers��whatever they might be

Most were trained as generalists, rotating through the company's departments every two or three years, which means they know a little about everything.

ECONOMIST: The sarariman��s mid-life crisis