n.掩盖行为
How can you cover up your mistake? 你怎么能把自己的错误掩盖起来呢?
No amount of lies can cover up reality. 谎言再多也掩盖不了事实真相。
The lens hood is used to cover up the lens. 遮光罩是用来遮盖镜头的。
I tried to cover up for him but without success. 我设法替他掩饰，但没成功。
The cream base can help to cover up the freckles. 这种底霜能掩盖雀斑。
