吸烟和喝酒妨碍身体对氧的吸收能力。
Smoking and drinking interfere with your body's ability to process oxygen.
氧的反应性很高。
过去给水族馆的水过滤和充氧的尝试都已失败了。
Previous attempts at filtering and oxygenating aquarium water had failed.
大肠菌群是指需氧和兼性厌氧的革兰氏阴性无芽孢杆菌。
The coliform group referred to the aerobic or facultative anaerobic gram-negative budless bacillus.
随着感染时间的不断延长，活性氧的产生速率逐渐降低，同时光合作用逐渐减弱。
With lastingness of infection, the productive rate of reactive oxygen species decreased gradually, and photosynthesis also weakened.
或氧的能级，它们看起来就像这个。
在低温极限下，对于氮或氧的分子振动。
I'm at the low temperature limit for the molecular vibrations of nitrogen or oxygen.
让我们考虑一下氧的杂化。
So let's switch to thinking about oxygen hybridization here.
树冠是氧的来源，是神奇光合作用的制造者。
The crown is the source of oxygen, worker of the magic of photosynthesis.
写下来将会产生带氧的血流将会增进你的记忆。
Writing it down creates oxygenated blood flow to areas of your brain that a responsible for your memories and literally exercises those parts of it.
在缺乏氧的情况下葡萄酒会产生一些诡异的香气。
这颗小行星将需要具备水使殖民者可以提取氢和氧的火箭燃料。
The asteroid would need to posses water so that colonists could extract oxygen and hydrogen for rocket fuel.
这种依靠人工的将水分离成氢和氧的过程也是需要消耗能量的。
Instead it has to be manufactured by splitting water into hydrogen and oxygen, a process that consumes energy.
在这种病例中，医生就需要注意检测病人是否有低血氧的症状。
In these cases, a test revealing low blood oxygen may alert doctors.
紫外线增加了活性氧的水平，但这也是损害皮肤细胞的有害分子。
UV rays increase the levels of reactive oxygen species - harmful molecules which damage the cells - in the skin.
这个特征就是氧的同位素，它是由氧原子和不同数量的中子组成的。
That water signature is in the form of oxygen isotopes, atoms of oxygen with different Numbers of neutrons.
贫血是机体红细胞减少，不能对组织器官充分供氧的一种病理状态。
Anemia is a condition in which you don't have enough healthy red blood cells to carry adequate oxygen to your tissues.
该组研究人员测量了五头黑猩猩和四个人在跑步机上行走时氧的消耗量。
The group measured the oxygen burned by five chimpanzees and four people as they walked on a treadmill.
通过查周期表可以看到它就在氧的正下方，因此它们两个都有六个价电子。
By looking at the periodic table it's right underneath oxygen, so those both have 6 valence electrons.
倒置体式能清理上呼吸道，排出鼻腔内的分泌物，让新鲜富氧的血液循环到口腔。
Inversions can help clear the upper respiratory tract and drain secretions from the nose, allowing freshly oxygenated blood to flow into the oral cavity.
所以，我可以说，氧的平均价电子能，就是，以我得到的两个s轨道的电子来算。
So then, I could say that the average valence electron energy for oxygen would then be, I've got two s electrons.
首先，他们考虑了有毒的或者无氧的底部水流的季节性上升造成这种灾难的可能性。
First, they considered the possibility that seasonal upwellings of toxic or oxygen-poor bottom water were responsible.
那么，在这种情况下，我们看到氮的形式电荷是负的，而在这种情况下，氧的是负的。
So, in this case, we see that our formal charge is negative on the nitrogen, in this case it's negative on oxygen.
从甲酸盐中获取所需的能量是目前最简单的维持生命方式，虽然它依赖于无氧的环境。
Getting useful energy from formate is now the simplest way known for any life form to get its fuel, though it relies on the absence of oxygen.
另外，久而久之，定期的运动将使你的血管更有效率、更灵活地更传送更多富氧的血液。
In addition, over time, regular exercise will make your blood vessels become more flexible allowing them to deliver more oxygen rich blood more efficiently.
在24亿年前和60000万前年大气中氧的水平的变化方面，他们有一个特殊的兴趣。
They have a particular interest in the jumps in the level of atmospheric oxygen seen about 2.4 billion years ago and 600m years ago.
这两属都是杆状菌。一属(芽孢杆菌属)是需氧的，另一属(梭状芽孢杆菌属)是厌氧的。
Both genera are rod forms, one (Bacillus) is aerobic and the other (Clostridium) is anaerobic.
这两属都是杆状菌。一属(芽孢杆菌属)是需氧的，另一属(梭状芽孢杆菌属)是厌氧的。
Both genera are rod forms, one (Bacillus) is aerobic and the other (Clostridium) is anaerobic.
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