Chinese phrase
〜什么时候开始？ 〜 shén me shí hòu kāi shǐ
Meaning
When does ___ begin?
When to use it
Asks when an activity or event begins. It is a simple, neutral way to ask about a schedule or start time.
Example dialogue
登机手续 什么时候开始？ dēng jī shǒu xù shén me shí hòu kāi shǐ
When does check-in begin?
登机手续在起飞前一小时开始。 dēng jī shǒu xù zài qǐ fēi qián yì xiǎo shí kāi shǐ
Check-in begins one hour before takeoff.