In mitigation, the defence lawyer said his client was seriously depressed at the time of the assault.

为了减轻罪行，辩护律师说他的当事人在袭击人的时候精神极度压抑。

《牛津词典》

Defence counsel make a speech in mitigation.

为获减刑被告律师作了发言。

youdao

You can hardly urge that in mitigation of the offence.

你简直不能够去作那样的恳求来减轻这一过错。

youdao

Mr.Ban said he is encouraged that negotiations are proceeding well in Copenhagen,and he hopes the summit can achieve, among other things, ambitious mitigation targets for developed countries and their commitments of financial support to assist developing countries adapt to the impact of global warming.

VOA: standard.2009.12.09

In my experience, decisions moved with the process of risks, mitigation like malaises When the Taliban arrived in the village, it takes 96 hours for an army commander to obtain necessary approvals to act.

以我的经验来看，决定的执行是有一定的风险的,当塔利班分子进入到村子后，一个军队指挥官要花去96个小时来获得必要的批准才能行动。

普林斯顿公开课 - 国际座谈会课程节选

Kid Safety Programs emphasize youth preparedness and solicit participation from entire families in mitigation and prevention programs.

WHITEHOUSE: Creating a Culture of Preparedness

In mitigation, Hines did not use serious violence and had no previous convictions.

BBC: David Hines

Sheridan, who represented himself during the trial, delivered a 40-minute plea in mitigation at the High Court in Glasgow on Wednesday morning.

BBC: Tommy Sheridan jailed for three years for perjury