The high temperature stress makes chlorophyll content of rice leaves reduce, which shows significant degradation effect, and has a mechanism of active oxygen injury.

高温胁迫导致水稻叶片叶绿素含量降低，表现出明显的降解作用，存在一个活性氧的伤害机理。

youdao

Richards had defied doctors by using an oxygen tent to recover from his hamstring injury ahead of schedule to play in the showpiece last Saturday.

理查兹无视医生的建议，在上周六的比赛中提前使用氧气帐篷从肌腱伤势中恢复。

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These results showed that the energy metabolism dysfunction was the initial stage, and the damage of oxygen free radicals was the major factor in ischemia-reperfusion injury.

这些结果说明线粒体能量代谢障碍是缺血再灌注损伤的始动环节，而氧自由基是造成损伤的主要因素。

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But when I read the programming, I lurched for an oxygen mask faster than a Yankee fan reading the injury report.

WSJ: Culture City: The Art of Fishing for Attention

The cause of death was a hypoxic brain injury, caused by a severe decrease in oxygen to the brain.

BBC: Louise McKenzie

Matters got worse when Hreidarsson had to be stretchered off with an oxygen mask on his face after suffering a serious Achilles injury.

BBC: Portsmouth face injury crisis for FA Cup semi-final