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

• 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。
• The importance, influence factors and improvement of PET degradation is discussed.
  论述了PET可降解性的意义，影响因素及改进的方法。
• A possible degradation pathway of aniline by O3 is obtained on basis of the experimental results.
  并根据实验结果得到了臭氧氧化降解苯胺的降解途径。
• 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。
• 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。
• 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。
• Under the provision, air force officers and soldiers may face punishment including demotion, degradation or dismissal for drinking alcohol at lunch on working days.
  该规定强调，凡在工作日午餐违规饮酒者，干部及士官给予降职（级）或者降衔（级）直至撤职处分。
• 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。
• The degradation of pentachlorophenol ( PCP) by the white-rot fungus Phanerochaete chrysosporium was studied under different nutrient condition.
  研究了白腐真菌黄孢原毛平革菌在不同营养条件下对五氯酚的降解。
• High fluidity polypropylene is produced mainly by two methods, chemical degradation and new catalyst with hydrogen modulation.
  高流动聚丙烯主要采用化学降解法和新型催化剂结合氢调的方法生产。