I try to visit my parents every few weeks.

我尽量每隔几个星期看望一次父母。

《牛津词典》

He is especially crazy about new glasses, he buys a new pair every few weeks.

他特别迷恋新眼镜，每隔几周就会买一副新的。

youdao

In most US middle schools, teachers give students a reading list every few weeks.

在大多数美国中学，老师每隔几周就会给学生一张阅读清单。

youdao

These rumors seem to pop up every few weeks or so, especially as the Republican Presidential primaries heat up.

FORBES: Why Chris Christie Should Not Run For President Now

Every few weeks I feel the need to warn all that at some point stocks are likely to plunge.

FORBES: Stocks Edging Closer To Financial Cliff

Every few weeks the freighter will fire its thrusters to accelerate the platform, taking it higher into the sky.

BBC: Johannes Kepler freighter docks with space station