n.掩蓋行為

How can you cover up your mistake? 你怎么能把自己的錯誤掩蓋起來呢?

No amount of lies can cover up reality. 謊言再多也掩蓋不了事實真相。

The lens hood is used to cover up the lens. 遮光罩是用來遮蓋鏡頭的。

I tried to cover up for him but without success. 我設法替他掩飾，但沒成功。

The cream base can help to cover up the freckles. 這種底霜能掩蓋雀斑。