An overload of ethanol over a long period of time produces fatty liver, a degeneration of liver tissue . 过量的乙醇，经长时间积累，将使肝组织退化而产生脂肪肝。
It is not a vigorous autumn producer, but the herbage stands well into the winter without deteriorating . 虽然牧草在秋季不是生长得特别旺盛，可是它入冬挺立，毫不退化
A degenerating cyst is usually collapsed and surrounded by inflammatory exudate and fibrous connective tissue . 退化的包囊通常萎陷，并被炎性渗出物和纤维结缔组织所包围。
It would be impossible to name one of the higher animals in which some part or other is not in a rudimentary condition . 不可能指出一种高等动物，它的某一部分不是呈退化状态的。
Early division phase embryos may use metabolites provided by the suspensor, persistent and degenerating synergids . 早期分裂时期的胚可以利用胚柄，宿存和退化中的助细胞所提供的代谢物。
I don't want to see dorian tied to some vile creature, who might degrade his nature and ruin his intellect . 我不想看到道林跟一个恶毒的东西拴在一起，这会使他的天性退化，还会毁了他的理智。
The area of deterioration, while essentially one of decay, of stationary or declining population, is also one of regeneration . 退化地区基本上是腐朽、没落、人口渐趋减少的地区，但它同时又是一个新生的地区。
We degenerate into hideous puppets, haunted by the memory of the passions of which we were too much afraid, and the exquisite temptations that we had not the courage to yield to . 我们退化成丑陋的傀儡，经常回忆我们曾经十分害怕的激情和我们没有勇气对之屈服的绝妙的诱惑。
On the degradation concept in ancient chinese literature 简论中国古代文学退化观
Some breeds of dog have only rudimentary tails 有些品种的狗尾巴只有退化的部分
