眼睛对人而言,它的重要性是不言而喻的。眼睛娇嫩而又敏感,一旦您的眼睛里哪怕有细微如丝的异物,如沙子、灰尘或小飞虫也会使你感到万般痛苦,这时不懂事的小孩常常会不由自主地用手去揉,因为眼球的角膜很嫩,也非常敏感,如果用手反复搓揉的话,会使异物在眼球上反复摩擦而造成角 Its importance to people is self-evident. Delicate and sensitive eyes, even in your eyes even if there are fine foreign objects such as sand, dust or flying insects will make you feel like all the pain, when naive children often involuntarily hand rubbed, Because the cornea is very tender eye, but also very sensitive, if the hand repeatedly rubbing, it will make the foreign body in the eye repeatedly friction caused by the angle