常言道:眼睛是心灵的窗户,而且水汪汪的眼睛最能打动人。其实,眼睛中的水通常是眼睛的腺体不断产生和分泌的泪液,通过眨眼时把泪液均匀涂布在角结膜表面,从而形成一层泪膜,它有湿润和保护眼睛的作用,能维持眼球的正常功能。如果因某种原因导致泪液减少或蒸发过快,使之不能正常湿润角、结膜组织,眼睛就会因缺水而干燥,引起病理损害和一系列症状,这就是人们常说的 As the saying goes: the eyes are the windows of the soul, and watery eyes most touching. In fact, the eyes of the water is usually the eye’s glands continue to produce and secretion of tears, blinks through the tears evenly coated on the surface of the keratoconjunctival, resulting in a layer of tear film, it has moist and protect the eyes, can maintain The normal function of the eye. If for some reason leading to decreased tear or evaporation too fast, so that the normal wet corner, conjunctival tissue, the eyes will dry due to lack of water, causing pathological damage and a series of symptoms, which is often said