隐瞒 + Object (fact/truth)
隐瞒 (yǐnmán) means to conceal, hide, or cover up information, facts, or the truth. It carries a negative connotation, implying deliberate deception or withholding of something that should be disclosed. It is typically followed by the thing being concealed.
你不应该隐瞒自己的病情,要告诉医生。
Nǐ bù yīnggāi yǐnmán zìjǐ de bìngqíng, yào gàosu yīshēng.
You shouldn't hide your condition; you should tell the doctor.
他试图隐瞒事实,但最终还是被发现了。
Tā shìtú yǐnmán shìshí, dàn zuìzhōng háishi bèi fāxiàn le.
He tried to conceal the truth, but was eventually found out.
她隐瞒了自己辞职的消息,没有告诉父母。
Tā yǐnmán le zìjǐ cízhí de xiāoxi, méiyǒu gàosu fùmǔ.
She concealed the news of her resignation and didn't tell her parents.