灭亡的英文：
be destroyed
become extinct

参考例句：

The Battle of Stalingrad sealed Hitler's doom.
斯大林格勒战役决定了希特勒的灭亡。

He that trusts in a lie shall perish in truth.
相信谎话的人必将在真理前灭亡。

To be on the brink of ruin
濒于灭亡

476aD saw the ruin of Roman Empire.
公元四七六年罗马帝国灭亡。

To bring destruction upon oneself
自招灭亡

The old system is dying.
旧制度正在灭亡。

Truth may languish But can never perish.
"真理可能衰微,但不会灭亡"

Pride goeth before destruction and an haughty spirit before a fall.
骄傲导向灭亡，傲慢必衰败。

A prophet made a prophecy that the kingdom would fall.
一位预言家预言那个王国将要灭亡。

Marx and Engels scientifically forecast the collapse of capitalism.
马克思和恩格斯科学地预言了资本主义的灭亡。

destroyed是什么意思：
v. 破坏，摧毁；消灭，杀死

The town was destroyed by the earthquake.
整座城镇被地震毁灭了。

They decide to destroy the windmill.
他们决心摧毁风车。

To destroy or hinder the efficiency of; frustrate.
使不起作用使无效或限制其效力的发挥；阻挠、挫败

become是什么意思：
v. 成为；变得；适合；相称

To become blunt.
变钝，变迟钝

To become inflated.
膨胀变得充了气的。

To become firm or gelatinous; congeal.
凝固凝结或变硬；冻结

extinct是什么意思：
adj. 灭绝的；消逝的；熄灭了的

The volcano is extinct.
这座火山是座死火山。

Many animals are already extinct, or getting close to extinction.
不少动物已经灭绝或滨临灭绝。

The plant is now in danger of extinction.
这种植物现在有绝种的危险。