掩盖 + Object; 以 + 掩盖
掩盖 (yǎngài) means "to cover up," "to conceal," or "to hide." It is used when someone deliberately hides the truth, evidence, or wrongdoing. It combines 掩 (to cover) and 盖 (to lid/cover), and it carries a strong negative connotation of intentional deception.
他试图掩盖自己犯下的错误。
tā shìtú yǎngài zìjǐ fànxià de cuòwù.
He tried to cover up the mistakes he had made.
纸是包不住火的,真相无法掩盖。
zhǐ shì bāo bú zhù huǒ de, zhēnxiàng wúfǎ yǎngài.
Paper cannot wrap fire; the truth cannot be covered up.
她用笑容掩盖了内心的悲伤。
tā yòng xiàoróng yǎngàile nèixīn de bēishāng.
She hid her inner sadness behind a smile.