1. 突如其来的;急剧的;引人注目的
    A dramatic change or event happens suddenly and is very noticeable and surprising.

    e.g. A fifth year of drought is expected to have dramatic effects on the California economy...
           第五年遭受旱灾预计会对加利福尼亚的经济产生巨大的影响。
    e.g. This policy has led to a dramatic increase in our prison populations.
           这项政策已经让我们监狱的囚犯人数激增。

2. 激动人心的;引人注目的;令人印象深刻的
    A dramatic action, event, or situation is exciting and impressive.

    e.g. He witnessed many dramatic escapes as people jumped from as high as the fourth floor...
           他目睹了许多人从五层高的楼上跳下来逃生的惊险场面。
    e.g. Their arrival was dramatic and exciting.
           他们的到来令人激动不已，难以忘怀。

3. 戏剧的;有关戏剧的;戏剧学的
    You use dramatic to describe things connected with or relating to the theatre, drama, or plays.

    e.g. ...a dramatic arts major in college...
           大学里戏剧艺术专业的学生
    e.g. I had no thoughts of making a dramatic film. I was working in documentary.
           我没想过要拍一部剧情片，我正在拍一部纪录片。