油质不足会影响泪液膜，当没有足够的油质封住水层时，泪液膜的蒸发就会加快，从而在角膜上留下干燥部分。
The oil deficiency also affects the tear film. Without as much oil to seal the watery layer, the tear film evaporates much faster, leaving dry areas on the cornea.
在夏季和秋季，加州的大部分地区都很干燥。
如果把水饱和的沉积物或岩石样品放在合适的干燥的地方，样品中的大部分水将从中流出。
Much of the water in a sample of water-saturated sediment or rock will drain from it if the sample is put in a suitable dry place.
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