?
查询技巧:
1、输入单个单词准确查询。
2、使用%模糊查询,匹配任意长度字符:
   %a    以a结尾的单词;
   ab%    以ab开头的单词;
   %ac%    含有ac的单词。
3、使用_模糊查询,匹配单个任意字符:
   _a_    三位且a在中间的单词;
   _ad    三位且ad结尾的单词;
   ac_    三位且ac开头的单词;
   _a    两位且a结尾的单词;
   a_    两位且a开头的单词。
4、带连字符-的单词,需含-字符才能模糊查询,如well-know需输入 well-% 。
5、在手机键盘上,如果g上有%和v上有_,则可长按输入。

vitiated
GRE

美 / ˈvɪʃieɪtɪd /
v. 损害,削弱;使变质,使效率降低;使失去法律效力;使失效(vitiate 的过去式和过去分词)

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”间的巨大分歧,战争期间的战略方针没有得到切实的执行。
2. The comic impact is vitiated by obvious haste.
喜剧效果被显然的匆忙削弱了。
3. The report is vitiated by continual spelling mistakes.
这份报告被不断出现的拼写错误搞糟了。
4. All his attempts to improve were vitiated by his lack of will power.
他的缺乏毅力使之前所有的努力都白费了。
5. About the experiment, these experiments were conducted in the free stream wind tunnel, and vitiated air heater was used to simulate the high altitude flow condition.
本文试验在自由射流风洞中进行,利用空气加热器模拟高空飞行条件。