三：宾馆卫生制度严格，所有床上用品在客人到达前全部换洗干净，做到一客一换，同一客人一周一换。

Apartment strict health system, all the bedding before the arrival of the guests all washed clean, so that a customer a change. in the same week, one for guests.

youdao

But that way you can give me Monday to change your section if you need to, which I hope you won't.

如果需要的话，你们可以在周一换组，虽然我不希望你们改。

哈佛公开课 - 幸福课课程节选