Fridays and Saturdays are regular disco nights.

星期五和星期六是固定的迪斯科之夜。

《柯林斯英汉双解大词典》

They’d get drunk and braver two nights a week, Fridays and Saturdays.

他们每周的周五和周六回去喝酒并小放肆一下。

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The store is open two days a week, Tuesdays after school, and Saturdays.

服装店每星期营业两天，每星期二放学后和每个星期六。

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While many Sefwi people observed some Jewish laws for centuries including refraining from work on Saturdays this group declared themselves ancestors of ancient Israelites and starting calling themselves Jews.

VOA: standard.2009.09.26

Or perhaps Chinese on Monday, Wednesdays, and Fridays and Thai on Saturdays and Sundays and spending two hours in the afternoon doing math and three hours in the morning doing philosophy.

或周一三五吃中餐,周六日吃泰国菜,下午花两小时研究数学,上午三小时思考哲学，统统没有用。

耶鲁公开课 - 死亡课程节选

And I work three days a week and 10 Saturdays a year for the weddings.

我每周工作三天和一年十个周六，是关于婚礼筹备的工作。

妈妈亲手做的味道 - SpeakingMax英语口语达人

It will be staffed by volunteers from the Royal British Legion on Mondays, Fridays and Saturdays.

BBC: Crewe Royal British Legion support centre opens

On Fridays and Saturdays, students play sports or enjoy cultural activities like drumming or dancing.

CNN: Helping 'Kliptown' kids take control of their future

It's a remake of the Rocky Horror Picture Show experience, with midnight shows on Fridays and Saturdays.

FORBES: Screen Play