1. 逃避(责任)
    If you say that someone is copping out, you mean they are avoiding doing something they should do.

    e.g. ''Will you call the board to alert them that I feel I should resign?'' — ''I''ll do it. But I think you''re copping out.''
           “你能不能给董事会打电话，提醒他们我觉得自己应该辞职？”——“我会的，但我认为你这是在逃避责任。”

1. choose not to do something, as out of fear of failing

    e.g. She copped out when she was supposed to get into the hang glider

    Synonym: opt out