1. He had forgotten to have the machine covered up.
   他忘了把机器盖起来。
2. Thou mayest cover up thy secret from the prying multitude.
   你可以对那些刨根问底的群众隐藏你的秘密。
3. She tried to cover up her nervousness.
   她设法掩饰紧张的心情。
4. Cover the baby up carefully.
   细心的把宝宝包好。
5. His conduct is a mere cover-up for his nervousness.
   他的行为只是为了掩护他的紧张。

　1个动词解释