Because they lack oxygen, marsh sediments are high in sulfides that are toxic to most plants.
由于它们缺乏氧气，沼泽沉积物中的硫化物含量很高，而硫化物对大多数植物都有毒。
An ideal fuel, on the other hand, should lack oxygen.
从另一个方面来讲，一种理想化的燃料是不含氧的。
Low or moderate levels of alcohol in the bloodstream may protect against brain damage that results when brain cells lack oxygen following trauma, the researchers said.
研究者们说血液中低浓度或中等浓度的酒精可能会保护脑部免受因脑损伤后脑细胞缺氧所造成的伤害。
A lack of oxygen may inhibit brain development in the unborn child.
缺氧可能阻碍胎儿的大脑发育。
The absence of oxygen on other planets means that those planets lack an ozone shield to protect life forms against UV radiation.
其他行星上没有氧气，这意味着这些行星缺乏保护生命体免受紫外线辐射的臭氧层。
If headaches only occur at night, lack of fresh air and oxygen is often the cause.
如果头痛只发生在晚上，缺少新鲜空气和氧气常常是其原因。
Other planets in our solar system lack the oxygen atmosphere that helps explain why life exists on Earth.
我们太阳系的其他行星缺乏氧气大气层，这有助于解释为什么地球上存在生命。
The absence of an oxygen atmosphere on Mars and other planets in our solar system means that these planets also lack an ozone shield that would protect surface-dwelling life from UV radiation.
在火星和我们太阳系的其他行星上没有氧气，这意味着这些行星也缺乏保护地表生物免受紫外线辐射的臭氧层。
We have clinical data from cardiac surgery that by cooling, you can preserve the brain despite lack of oxygen.
我们的心脏手术的临床数据表明，尽管冷却时大脑缺氧，你也可以不让它受损伤。
The majority of people who die in fires don't die from burns, but rather they suffocate due to the lack of oxygen and inhale toxic gases such as carbon monoxide, carbon dioxide and hydrogen cyanide.
火灾中大部分人不是被烧死的，而是因缺少氧气窒息而死或是吸入如一氧化碳、二氧化碳、氯化氢等有毒气体而被毒死的。
The majority of people who die in fires don’t die from burns, but rather they suffocate due to the lack of oxygen and inhale toxic gases such as carbon monoxide, carbon dioxide and hydrogen cyanide.
火灾中大部分人不是被烧死的，而是因缺少氧气窒息而死或是吸入如一氧化碳、二氧化碳、氯化氢等有毒气体而被毒死的。
Anemia can lead to a rapid or irregular heartbeat - an arrhythmia. Your heart must pump more blood to compensate for the lack of oxygen in the blood when you're anemic.
贫血会导致心律失常——这是因为贫血时血液的供氧能力下降，作为代偿心脏不得不燃烧小宇宙，在单位时间内泵出更多的血，从而使心跳变快，或不规则。
Interestingly, the bodies of the crew appeared to be at their stations as if nothing had happened, and studies show they died of lack of oxygen rather than drowning.
有趣的是船员的尸体似乎还在他们的岗位上，像什么都没发生过一样。研究表明他们死于缺氧的可能性大于溺死。
The lack of oxygen to her brain had caused extensive damage.
脑部的缺氧给她瑞格造成了永久的伤害。
Zhou Jianghua’s brother survived the explosion, but suffered severe brain damage from lack of oxygen.
周家华（音译）的兄弟在爆炸中死里逃生，但由于缺氧造成了严重的脑损坏。
A dangerous tourist spot, the mountain has claimed many adventurers' lives-from falls, lack of oxygen, exposure, and other deadly pitfalls.
这是一个危险的旅行地点，珠峰夺去了许多探险者的生命-坠落、缺氧、暴露、和其他致命的隐患。
Anemia can lead to a rapid or irregular heartbeat - an arrhythmia.Your heart must pump more blood to compensate for the lack of oxygen in the blood when you're anemic.
贫血会导致心律失常——这是因为贫血时血液的供氧能力下降，作为代偿心脏不得不燃烧小宇宙，在单位时间内泵出更多的血，从而使心跳变快，或不规则。
Many climbers leave their gear and trash behind as they descend due to exhaustion and lack of oxygen.
很多登山者由于体力不支和缺氧，在下山途中就将一些器具和垃圾丢在了山上。
When he finally reached the camp on the mountain, he was numb from lack of oxygen and fatigue.
抵达山上露营地点时，他因缺氧和疲惫而失去了知觉。
"We don't know if tissue dies because of a lack of oxygen or when oxygen levels are restored," says Whitesides.
我们不清楚是否组织因为缺氧而死，或是在含氧量恢复时死掉。
Many climbers leave their gear and trash behind as they descend due to exhaustion and lack of oxygen。
很多登山者由于体力不支和缺氧，在下山途中就将一些器具和垃圾丢在了山上。
Something tells us that if the lack of oxygen and the molten surface of COROT-7b didn't put off Captain Kirk and company, constant showers of silicate rocks might.
这些事情告诉我们，即使不需要氧气并且COROT - 7b的溶液表面没有延迟柯克船长及其同伴，持续的硅酸盐岩石雨可能会。
Because of the lack of oxygen getting to the cells, the cells are no longer able to carry on their various metabolic processes.
由于细胞中缺少氧气，所以细胞不能完成，它们的各种新陈代谢活动。
Others have proposed lack of oxygen or hallucinogenic drugs as a trigger.
有其他专家认为缺氧和服用致幻药物可能是诱因。
The one common cause in all incidents of death is lack of oxygen.
所有死亡事故中最常见的死因是窒息。
Experts said the fish may have died from lack of oxygen due to algae, while locals wondered if high winds overnight might have something to do with it.
专家称这些鱼可能是因为海藻侵袭，导致缺氧死亡，也有专家称是因为连夜暴风雨所致。
Lack of oxygen is a factor in the development of necrotizing enterocolitis (nec), a kind of gangrene of the intestine that can be fatal in premature babies.
缺氧是坏死性小肠结肠炎(necrotizing enterocolitis,nec)，一种对发育未成熟的新生儿来说致命的坏疽，发病的重要因素之一。
Persons suffering from lack of oxygen should be moved to areas with normal atmosphere.
应当马上把缺氧的人转移到有正常空气的区域。
Persons suffering from lack of oxygen should be moved to areas with normal atmosphere.
应当马上把缺氧的人转移到有正常空气的区域。
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