mitigation
/ˌmɪtɪˈgeɪʃən/noun
mass noun
- the action of reducing the severity, seriousness, or painfulness of something缓解; 缓和; 减轻：
the emphasis is on the identification and mitigation of pollution.
重点在于鉴定和减少污染。
短语
in mitigation
- so as to make something, especially a crime, appear less serious and thus be punished more leniently以减轻情况（尤指罪责）的严重程度：
in mitigation she said her client had been deeply depressed.
为了减轻罪责, 她说她的当事人一直深陷抑郁之中。
词源
late Middle English: from Old French, or from Latin mitigatio（n-）, from the verb mitigare 'alleviate' （see MITIGATE）.