深海潜水者会因在高压下呼吸而出现氮麻醉。
Deep - sea divers can suffer nitrogen narcosis from breathing air under high pressure.
结果：一氧化二氮成为一种早期的麻醉剂。
As a result: Nitrous oxide became an early form of anesthesia.
手术之前，患者会吸入这些混合着氧气或一氧化二氮的麻醉气体。
Before a procedure, patients inhale these gasses, which are mixed with either oxygen or nitrous oxide.
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