海风掀起海浪，溅起层层浪花，同时还溅起少许氯化纳。 氯化钠就是我们平常吃的食盐，在这过程中氯化钠渗透到空气中。
Wind and waves kick up spray, and bits of sodium chloride -- common table salt -- can permeate the air.
由于汗液的挥发性和客体的渗透性，部分的汗液挥发到空气中或是渗透到客体中，无色的汗液手印很难用肉眼观察到，因此难以进行直接拍照。
The sweat fingerprint left on them can not be photographed directly because it cannot be seen by naked eyes due to sweat's volatilization and object's permeability.
由于汗液的挥发性和客体的渗透性，部分的汗液挥发到空气中或是渗透到客体中，无色的汗液手印很难用肉眼观察到，因此难以进行直接拍照。
The sweat fingerprint left on them can not be photographed directly because it cannot be seen by naked eyes due to sweat's volatilization and object's permeability.
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