qǐngjià yuányīn kěyǐ duì zhǔguǎn huò HR shuōmíng dàn búbì zài tuánduì qún lǐ gōngkāi xìjié

请假原因可以对主管或 HR 说明，但不必在团队群里公开细节。

You can explain the reason for leave to your supervisor or HR, but you don't need to disclose details in the team chat.