translation.en: And we then thought to ourselves, with those big stores, I wonder if sunlight might activate those stores and release them from the skin, where the stores are about 10 times as big as what's in the circulation.
translation.zh: 我们就寻思 阳光是否会活化这大量的一氧化氮 将它们从皮肤中释放出来 这些一氧化氮的存量10倍于参与新陈代谢的一氧化氮量