vitiate
v.损害
难易程度:
vitiate为短语/超纲词汇
词形变化:
名词:vitiation 动词过去式:vitiated 过去分词:vitiated 现在分词:vitiating 第三人称单数:vitiates 形容词:vitiable
vitiate
/'vɪʃɪeɪt; `vɪʃɪ,et/
v [Tn] (fml 文)
1 weaken or spoil the quality or efficiency of (sth) 削弱或损害(某事物)的性质或效能; 使(某物)变质; 败坏(某物)
*the vitiated atmosphere of our polluted inner cities 我们市中心区受到污染的恶浊的空气
* The serum is vitiated byexposure to the air. 血清暴露在空气中已变质.
2 weakenthe force of (sth); make ineffective 削弱(某事物)的力量; 使无效
*vitiate a claim, contract, theory 使权利要求、合同、理论无效.
vitiate
v [T]formal
[Date: 1500-1600; Language: Latin;Origin: , past participle of vitiare, from vitium; VICE]
to make something less effective or spoil it