As a result: Nitrous oxide became an early form of anesthesia.
结果：一氧化二氮成为一种早期的麻醉剂。
It has studied the action of hydrogen peroxide on nitrous acid.
它研究了过氧化氢对亚硝酸的作用。
About a third of global nitrous oxide emissions are from human activity.
全球的一氧化二氮排放量中大约有三分之一是由人类活动造成的。
About a third of global nitrous oxide emissions are from human activity.
全球的一氧化二氮排放量中大约有三分之一是由人类活动造成的。
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