以云遮暗； 使模糊，使糊涂；

1. make unclear, indistinct, or blurred

    e.g. Her remarks confused the debate
           Their words obnubilate their intentions

    Synonym: confuseblurobscure

2. make less visible or unclear

    e.g. The stars are obscured by the clouds
           the big elm tree obscures our view of the valley

    Synonym: obscurebefogbecloudhaze overfogcloudmist