to make someone become mentally ill 使〔某人〕精神失常﹐使錯亂
The terrible experience seemed to have unhinged him slightly . 這一可怕的經歷似乎使他有點精神失常了。
[T usually passive 一般用被動態]
formal -to make something less effective or spoil it 【正式】削弱〔某物〕的效能; 破壞﹐損害
The conclusions were vitiated by doubts concerning thescientific evidence . 由於科學根據上存疑﹐結論無效。
7. Modern Armenia was taken over by he S..-阿摩線上測驗