vitiates

英 [ˈvɪʃieɪts]

美 [ˈvɪʃieɪts]

v.  使失效; 削弱效用
vitiate的第三人称单数

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。

双语例句

• They forgot about-or chose to deny-the Biblical teaching of original sin, which vitiates even the best actions in even the most sincere Christians.
  他们忘记（或故意否认）圣经对原罪的教导&与生具来的罪会破坏最虔诚的基督徒的最好行为。
• Pollution from smoke and dust vitiates the air.
  烟尘的污染使空气变得污浊。