届时

HSK 7-9

jièshí

at that time; when the moment comes (formal; often future)

at the scheduled time

届时我们将举行庆祝活动。

jièshí wǒmen jiànhòu zhùzhé huódòng.

We will hold a celebration at that time

届时你就可以退休了。

jièshí nǐ jiù kěyǐ tísù le.

You can retire then