英汉词典

1. (事实、局势或经历)不悦的，沮丧的，有害的
    A fact, situation, or experience that is negative is unpleasant, depressing, or harmful.

    e.g. The news from overseas is overwhelmingly negative...
           来自海外的消息特别不容乐观。
    e.g. All this had an extremely negative effect on the criminal justice system.
           这一切对刑事司法制度产生了极坏的影响。