名词
1. 掩盖;隐藏
Concealment is the state of being hidden or the act of hiding something.
2. 隐瞒;掩饰
The concealment of information or a feeling involves keeping it secret.
1. the activity of keeping something secret
Synonym: concealinghiding
2. a covering that serves to conceal or shelter something
e.g. a screen of trees afforded privacy
under cover of darkness
the brush provided a covert for game
the simplest concealment is to match perfectly the color of the background
3. the condition of being concealed or hidden
Synonym: privacyprivatenesssecrecy