Sea spray – and, therefore, sea air – is full of negative hydrogen ions, charged particles that neutralise damaging free radicals (positive ions) and improve our ability to absorb oxygen.

大海溅起浪花，因而使海洋空气中富含负氢离子，抵消自由基（阳离子）带电粒子，增强我们的吸氧能力。

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We manufacture a full line of Liquid Oxygen Reservoirs and Liquid Oxygen Portables.

我们制造规格全的液氧罐和便携式呼吸器。

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Its red sands are also full of iron, turned to rust by atmospheric oxygen.

NEWYORKER: The Martian Chroniclers