三重氧气活肤急救面膜 triple oxygen instant energizing mask
与布里斯三重氧气 Bliss Triple Oxygen
气相三氧化二铝 Aluminium Oxide
氧气吗当然是多多益善，而三氧化二氮分子在破坏了一系列挥发性有机化合物中的一个分子后也很快就寿终正寝了。这种有机化合物是构成白天烟雾的另一种成分。
The oxygen will bother no one, and the nitrogen trioxide soon meets its end destroying one of a range of volatile organic compounds that are another constituent of daytime smog.
大约有三分之一的sah患者的血管会突然收缩，减缓含有氧气的血液流向大脑的速度，造成一种称为延迟缺血的病情。
In roughly one-third of SAH victims, the blood vessels suddenly constrict, slowing the flow of oxygen-rich blood to the brain and causing a condition known as delayed ischemia.
另外三个生命标志是水、甲烷和氧气，然而现在只有氧气还未在太阳系之外的行星中被发现。
The other three are water, methane and oxygen - and now oxygen is the only one left to be observed in the atmosphere of a planet outside the Solar System.
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