cover up

• • 盖住；遮住；裹住：

    I could not find my pencil because it was covered up by the newspapers.

    我找不到铅笔，原来它被报纸盖上了。

  • 掩盖，掩饰；包庇(常与 for 连用)：

    He tried to cover up his mistakes but in vain.

    他试图掩饰他的错误，但办不到。

    He had been punished for covering up for a friend.

    他因包庇友人曾受到处分。