on a weekly basis|on a daily or weekly basis

会议每周举行一次。

Meetings are held ___on ___a ___weekly ___basis.

工人的工资可以按日或按周支付。

Workers may be paid ___on ___a ___daily ___or ___weekly ___basis.

研究团队每周检查一次进展。

The research team reviews its progress ___on ___a ___weekly ___basis.