险恶的英文：
dangerous
sinister
vicious

参考例句：

The more sinister explanation is that he is about to make mischief in the Middle East again.
更为险恶的解释是，他准备再次在中东地区制造事端。

We're told Tehran weather is unpredictable and horrendous.
我们听说德黑兰的天气变幻莫测、风云险恶。

We're told Tehran weather is unpredictable and horrendous
我们听说德黑兰的天气变幻莫测、风云险恶。

survivable organisms in a hostile environment.
在险恶环境中能够生存的生物体

Tonight the surly bonds of earth seemed more surly than usual
今夜，地面上的羁绊象是比往常更为险恶。

In short, winter is a tomb, spring is a lie, and summer is a pernicious mirage.
总而言之，冬天是坟墓，春天是谎言，夏天则是险恶的海市蜃楼。

They worked under extremely dangerous conditions in shooting the film.
他们在拍这部电影时，工作条件极为险恶。

It was more barbaric and sinister than one could have imagined
它的野蛮和险恶大大超过人们的想象。

This is a little person's dangerous adventure in a dangerous world a puddle, cat or mouse both could mean death.
这是一个小人物在险恶世界中的一次冒险﹐水坑﹐猫和老鼠都可以致它于死地。

But the reforms would strike at the most pernicious, unfair sorts of income disparity
但是改革会触及某些最险恶最不公平的收入悬殊。

dangerous是什么意思：
adj. 有危险的，引起危险的，不安全的

to court danger
招致危险

Be ware of danger!
当心危险！

Danger steadies some people.
有的人在危险时候反而坚定。

sinister是什么意思：
adj. 危险的；凶兆的；阴险的

He was a sinister and crafty speculator.
他是一个险诈的投机商。

The appearance of good will cloak a sinister intention.
友善的外表掩盖了阴险的企图。

The sinister and vicious robbers kidnapped the professor.
歹毒的强盗绑架了教授。

vicious是什么意思：
adj. 恶意的；恶毒的；堕落的；凶猛的；剧烈的；有错误的

That's a vicious smear.
那是恶意中伤。

The drunkard led a vicious life.
这个醉汉过着堕落的生活。

The sinister and vicious robbers kidnapped the professor.
歹毒的强盗绑架了教授。