| 词汇 | 退化 |
| 释义 | 退化退化[tuì huà]1.■become vestigial; degenerate; deteriorate; retrograde; devolution; retrogradation; retrogression; retroversion; regression; involution; degeneration; degenerescence; degeneracy; cataplasia; catagenesis; atresia:鸡的翅膀逐渐退化， 不会在空中飞行了。The wings of the chicken have become vestigial; it can no longer fly.土豆种了几年之后就会退化。After a few years' planting, the quality of the potato crop deteriorates. 常用词组1.■退化本征值 degenerate eigenvalue;2.■退化变量 degenerate variable;3.■退化变态 degenerate metamorphosis;4.■退化变质岩 diaphthorite;5.■退化变质作用 {地} diaphthoresis; retrograde metamorphism;6.■退化草地 deteriorated grassland;7.■退化雌蕊 {植} pistillode;8.■退化次数 degree of degeneracy; {数} order of degeneracy;9.■退化度 degeneracy;10.■退化二次曲面 degenerate quadric; degenerate surface of the second order; improper quadric;11.■退化二次曲线 degenerate conic;12.■退化二次型 degenerate quadratic forms;13.■退化根 reduced root;14.■退化故障 degradation failure;15.■退化函数 degenerate function;16.■退化矩阵 {数} singular matrix; degenerate matrix;17.■退化类型 degenerated form;18.■退化判别式 criterion of degeneracy;19.■退化培养系 abkultur;20.■退化器官 vestige;21.■退化曲线 degenerated curve;22.■退化失效 degradation failure; deterioration failure; gradual failure;23.■退化算子 degeneracy operator; degenerate operator;24.■退化土 degraded soil;25.■退化土壤 degenerated soil; degraded soil;26.■退化位形 {等离子} degenerate configuration;27.■退化系 degenerate system;28.■退化系数 degeneration factor;29.■退化型 {微} involution form;30.■退化性状 degenerative character;31.■退化雄蕊 staminodium; apandrous; staminode;32.■退化伊利石 degraded illite; {矿} stripped illite;33.■退化因数 degeneration factor;34.■退化振荡模 degenerate mode;35.■退化肢 pedamina;36.■退化中柱 hystelostele;37.■退化种 regression species;38.■退化状态 degenerate state;39.■退化作用 regression |
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