1. Don''t rough up my hair.
    别把我的头发弄乱。

1. 粗暴对待,殴打：3. breach 打破,突破;违背 | 4. rough up 粗暴对待,殴打 | 5. watchdog 监察者

2. 大打出手：rough-spoken 说话粗鲁的 | rough-up 大打出手 | rough-wrought 粗制的

3. rough up的解释

3. 粗暴对待：rough stuff 暴力行为 | rough up 粗暴对待 | rough work 暴力

4. rough up是什么意思

4. 用暴力对待,殴打：rough out 草拟 | rough up 用暴力对待,殴打 | round up 把...聚拢起来

1. 攻击;殴打;对…动粗
    If someone roughs you up, they attack you and hit or beat you.

    e.g. They threw him in a cell and roughed him up a bit...
           他们把他扔进牢房，揍了他几下。
    e.g. He was fired from his job after roughing up a colleague.
           他因为对一位同事动粗而被开除了。

1. treat violently

    e.g. The police strong-armed the suspect