请保密。
請保密。
Please keep this a secret.
Meaning
to keep sth confidential
to maintain secrecy
Examples
请保密。
請保密。
Please keep this a secret.
我建议他保密。
我建議他保密。
I advised him to keep the secret.
你應該保密的。
You should have kept it secret.
汤姆会保密。
湯姆會保密。
Tom can keep a secret.
我不是有意要保密的。
I didn't mean to keep it secret.