1. 恶;罪恶;邪恶
    Evil is a powerful force that some people believe to exist, and which causes wicked and bad things to happen.

    e.g. We are still being attacked by the forces of evil...
           我们仍在遭受邪恶力量的攻击。
    e.g. There's always a conflict between good and evil in his plays.
           他的戏剧中总是有善恶之间的斗争。

2. 坏事;恶行
    Evil is used to refer to all the wicked and bad things that happen in the world.

evil

    e.g. He could not, after all, stop all the evil in the world.
           毕竟他无法阻止世界上的所有恶行。
    e.g. ...those who see television as the root of all evil.
           那些将电视视为万恶之源的人

3. 祸害;灾难;弊病;不幸
    If you refer to an evil, you mean a very unpleasant or harmful situation or activity.

evil的翻译

    e.g. Apartheid is even a greater evil...
           种族隔离是更大的祸害。
    e.g. Higher taxes may be a necessary evil.
           提高税收可能会很不受欢迎，但却是必要的。

4. （人）凶恶的，邪恶的
    If you describe someone as evil, you mean that they are very wicked by nature and take pleasure in doing things that harm other people.

    e.g. ...the country's most evil terrorists...
           该国最邪恶的恐怖分子
    e.g. She's an evil woman.
           她是个邪恶的女人。

5. 危害社会的；道德败坏的
    If you describe something as evil, you mean that you think it causes a great deal of harm to people and is morally bad.

evil

    e.g. After 1760 few Americans refrained from condemning slavery as evil...
           1760年后，很多美国人都在谴责奴隶制的社会危害。
    e.g. They are setting an evil example for their children.
           他们正给孩子们树立道德败坏的反面形象。

6. 受魔鬼影响的;恶魔的;不祥的
    If you describe something as evil, you mean that you think it is influenced by the devil.

    e.g. I think this is an evil spirit at work...
           我认为这是恶魔在作祟。
    e.g. According to local folklore it is an evil place.
           据当地民间传说，那是个不祥的地方。

7. （气味）难闻的，令人不舒服的
    You can describe a very unpleasant smell as evil.

    e.g. Both men were smoking evil-smelling pipes.
           两个男人都在抽着难闻的烟斗。

8. 倒霉的日子/时刻
    If someone is putting off the evil day or the evil hour, they have to do something unpleasant and are trying to avoid doing it for as long as possible.

    e.g. You can simply go on putting off the evil day and eventually find yourself smoking as much as ever.
           你当然可以想方设法摆脱，但最后你会发现自己还是像以前一样拼命抽烟。

9. 两害中的较轻者
    If you have two choices, but think that they are both bad, you can describe the one which is less bad as the lesser of two evils, or the lesser evil .

    e.g. People voted for him as the lesser of two evils...
           人们投票支持他只不过是两害相权取其轻罢了。
    e.g. One suspects that hydro power is still the lesser evil.
           有人认为水力发电仍旧是两害相较取其轻。