drastic的详细意思

1. 激烈的，猛烈的，剧烈的
2. 严厉的，厉害的，苛刻的
3. 极端的
4. 急剧的
5. 果断的
6. 极严重的
7. 大幅度的
8. 霸道的

1. 烈性药（尤指烈性泻药）

1. forceful and extreme and rigorous;

   "drastic measures"
   

1.（行为）严厉的，极端的
If you have to takedrastic action in order to solve a problem, you have to do something extreme and basic to solve it.

e.g. Drastic measures are needed to clean up the profession...
行业清理整顿需要严厉的措施。
e.g. He's not going to do anythingdrastic about economic policy.
他不打算对经济作任何重大调整。

2.（变化）激烈的，巨大的
Adrastic change is a very great change.

drastic什么意思

e.g. Elderly people are not in a position to makedrastic changes at this stage of their life...
上了年纪的人在他们这个人生阶段不会再有什么实质性的改变。
e.g. ...adrastic reduction in the numbers of people dying.
死亡人数的大幅下降

1. The situation brings home to us the need for drastic preventive actions.
   这种情况使我们深切地感到采取极端的行动是必要的。
2. In a situation like this, drastic measures are needed.
   在这种形势下需要采取严厉措施。

• Drastic measures were necessary to protect the emancipated Negro.

  出自：W. S. Churchill

• If you don't put an end to it soon something drastic will happen.

  出自：A. Brink

• ☆ 1690年左右进入英语，直接源自希腊语的drastikos，意为活跃的，有活力的。