Chinese phrase
多久清洁一次？ duō jiǔ qīng jié yí cì
Meaning
How often is it cleaned?
When to use it
Asks how often something is cleaned. It is a neutral way to ask about a cleaning schedule.
Example dialogue
请问宿舍的公共区域多久清洁一次？ qǐng wèn sù shè de gōng gòng qū yù duō jiǔ qīng jié yí cì
Excuse me, how often are the dorm's common areas cleaned?
公共区域每天清洁，垃圾回收是每周两次。 gōng gòng qū yù měi tiān qīng jié lā jī huí shōu shì měi zhōu liǎng cì
The common areas are cleaned every day, and trash is collected twice a week.