degradation

英 [ˌdeɡrəˈdeɪʃn]

美 [ˌdeɡrəˈdeɪʃn]

n.  堕落; 落泊，潦倒(的境况); 毁坏，恶化(过程)

复数：degradations　

CET6TOEFLGRE计算机

BNC.9046 / COCA.7764

牛津词典

noun

• 堕落；落泊，潦倒（的境况）
  a situation in which sb has lost all self-respect and the respect of other people
  1. the degradation of being sent to prison
     被关进监狱的落泊境况
• 毁坏，恶化（过程）
  the process of sth being damaged or made worse
  1. environmental degradation
     环境恶化

柯林斯词典

• N-VAR 丢脸;（尤指）落泊,堕落
  You usedegradationto refer to a situation, condition, or experience which you consider shameful and disgusting, especially one which involves poverty or immorality.
  1. They were sickened by the scenes of misery and degradation they found...
     目睹困苦、潦倒的景象，他们感到心里极不舒服。
  2. She described the degradations she had been forced to suffer.
     她描述了自己被迫经受的屈辱。
• N-UNCOUNT 恶化;变糟;衰退
  Degradationis the process of something becoming worse or weaker, or being made worse or weaker.
  1. I feel this signals the degradation of American culture.
     我觉得这标志了美国文化的没落。
• N-UNCOUNT (土地或环境的)退化
  Thedegradationof land or of the environment is the process of its becoming damaged and poorer, for example because of the effects of pollution, industry, and modern agricultural methods.
  1. There are serious problems of land degradation in some arid zones.
     在一些干旱地带存在严重的土地退化问题。
  2. ...the accelerating degradation of our planet's natural environment.
     地球上自然环境的加速退化
• N-UNCOUNT 降解
  In science, thedegradationof a substance is the process of its breaking down into its separate parts or elements.
  1. ...the degradation of salicylic acid in plants.
     植物中水杨酸的降解

双语例句

• The degradation behavior of an austenitic stainless steel used at high temperatures was studied by the electrochemical method.
  利用电化学方法研究了高温中使用的奥氏体不锈钢的高温损伤行为。
• PCE degradation was carried out when methanol, lactate, and acetate were used as electron donors.
  实验选用甲醇、乳酸盐和醋酸盐作为电子供体，对PCE的降解进行研究。
• She described the degradations she had been forced to suffer.
  她描述了自己被迫经受的屈辱。
• This paper investigated factors of photocatalytic degradation of phenol in Titanium Dioxide suspension.
  采用二氧化钛悬浆体系，考察了光催化降解苯酚的影响因素。
• The photocatalytic activity was evaluated by photocatalytic degradation of methyl orange.
  光催化活性通过降解甲基橙溶液进行了评价。
• I feel this signals the degradation of American culture.
  我觉得这标志了美国文化的没落。
• The degradation dynamic, half-life and degradation factors of chlorpyrifos in vegetables, fruits and soils are summarized.
  综述了毒死蜱在蔬菜、水果、土壤中的降解动态、半衰期以及影响药物降解因素等方面的研究现状。
• The degradation of pesticides in soil by microorganism was an effective method.
  利用微生物降解土壤中残留的农药是一种非常有效的方法。
• Ubiquitylation and degradation involve a complex set of proteins in addition to ubiquitin.
  泛素化和降解过程涉及一系列蛋白和泛素。
• The role of photochemical reactions in soil pesticide degradation remains uncertain.
  光化学反应在土壤中的农药的降解方面的作用还没有确定。