退化的英文：
to degenerate
atrophy

参考例句：

The degeneration of mitochondria is one of the earliest events in pollen abortion
线粒体的退化是花粉败育中最早发生的现象之一。

The wings of the chicken have become vestigial; it can no longer fly
鸡的翅膀逐渐退化，不会在空中飞行了。

Purposelessness in natural structures,as manifested by the existence of vestigial or nonfunctional organs or parts.
无用器官学自然结构中的无用性，如退化器官或机能丧失的部分所表现出的

If I continue to endure you a little longer, I may by degrees dwindle into a wife.
假如我再容忍你下去的话，我可能会一步步退化至成为老婆也未可知。

A large arboreal lemur(Indri indri)of Madagascar,having large eyes and a rudimentary tail.
大狐猴一种产于马达加斯加的栖于树上的大型狐猴(大狐猴)，长有大眼睛和退化的尾巴

The state of being degenerate.
退化堕落或退化的状态

Rudimentary stigma.
退化气门。

To undergo degeneration.
经历退化、衰退、堕落.

a mind beginning to decay
渐渐开始退化的心智

Cataplasia:Degenerative reversion of cells or tissue to a less differentiated form.
退化:细胞或组织向一种细微变异形式的退化。

degenerate是什么意思：
adj. 退化的；堕落的
v. （使）退化，堕落
n. 堕落的人

"degenerative:Of, relating to, causing, or characterized by degeneration"

Asteroid hyalosis is a degenerative condition of the eye.
星状玻璃体症是一种眼部退行性疾病。

A translucent product of some degenerative skin conditions.
透明角质皮肤衰退时分泌的一种半透明产物

The debate was degenerating into partisan squabbling.
辩论变成了党派间的争吵。

The argument degenerated into a row.
争论变成吵架。

atrophy是什么意思：
n. 萎缩，萎缩症

Muscles that are not used will atrophy.
肌肉经常不用就会萎缩。

The cultural life of the country will sink into atrophy unless more writers and artists emerge.
除非能多涌现出一些作家和艺术家, 否则这个国家的文化生活将枯萎衰退。

The wall is thin and almost transparent probably due to atrophy of the villi
肠壁薄，几乎是透明的，这可能是因绒毛萎缩。

Muscles may atrophy or lose their tone, but they won't turn to fat.
肌肉可能萎缩或失去弹性，但是它们不能变成脂肪。

The core principles of personal atrophy, as opposed to personal development, should then be Falsehood, Apathy and Powerlessness.
作为个人发展的对立面，个人退化的核心原则应该是 谎言、冷漠以及无能为力 。