vitiated

英 [ˈvɪʃieɪtɪd]

美 [ˈvɪʃieɪtɪd]

v.  使失效; 削弱效用
vitiate的过去分词和过去式

柯林斯词典

• VERB 削弱…的效能;损害;使失效;使变质
  If somethingis vitiated, its effectiveness is spoiled or weakened.
  1. Strategic policy during the War was vitiated because of a sharp division between 'easterners' and 'westerners'...
     由于“东方人”和“西方人”之间存在巨大的分歧，战争期间的战略方针没有得到切实的执行。
  2. But this does not vitiate his scholarship.
     但这不会威胁到他的奖学金。

英英释义

adj

• ruined in character or quality
  Synonym:corrupteddebased
• impaired by diminution
  Synonym:diminishedlessenedweakened

双语例句

• A lifted turbulent H_2/ N_2 jet flame in a hot and vitiated coflow is investigated numerically to explore the issues of auto-ignition as well as the flame lift-off.
  采用数值方法研究了一个高温燃烧产物环境中的抬举湍流H2/N2射流火焰，对火焰的自然和抬举特性进行了研究。
• Prospect and utilization status of Low concentration gas in vitiated air at mines
  矿井回风流中低浓度瓦斯利用现状及前景
• All his attempts to improve were vitiated by his lack of will power.
  由于缺乏意志力，他想改良的尝试全都没有效果。
• Chemical kinetics analysis of the effect of vitiated air on combustion of h_2
  污染对氢-空气燃烧影响的化学动力学分析
• The vitiated atmosphere of our polluted inner cities
  我们市中心区受到污染的恶浊的空气
• Strategic policy during the War was vitiated because of a sharp division between 'easterners' and 'westerners'
  由于“东方人”和“西方人”之间存在巨大的分歧，战争期间的战略方针没有得到切实的执行。
• Effects of vitiated air on the results of ground tests of scramjet combustor
  污染空气对超音速燃烧地面试验结果的影响
• The finite-rate chemical kinetics model and the K-ε turbulence model are used to simulate the flow field and performance of combustor of the clean air and the vitiated test medium.
  采用有限速率化学动力模型、Κ-ε湍流模型，数值模拟了纯净空气和污染空气的超音速燃烧室流场和燃烧性能。
• The backdraft phenomenon is a fire phenomenon in vitiated buildings where the hot gas rapidly combusts due to abruptly supplying abundant fresh air after combustion with lack of oxygen or even smoldering. This transient phenomenon is an example of typical nonlinear behavior.
  回燃是在通风受限的建筑火灾进入缺氧燃烧甚至闷烧后，由于新鲜空气的突然大量补充引起热烟气急剧燃烧的现象，这种转捩现象是典型的非线性行为。
• Any benefits from extra water supplies will be short-term, and vitiated by floods.
  任何额外水量供给都是暂时的，随之而来的往往是洪水。