在野外作业或出门散步时,常因风起尘扬,灰末、砂粒或小虫突然吹入眼睛;操作机床时,如未戴防护眼镜,铁屑、尘粉也可飞入眼睛。此时,眼部突发异物感,进而疼痛、流泪、眼睑痉挛、闭目难睁。遇此情况,千万不要用手揉擦眼睛。因为揉眼不但不能把异物揉出来,反而会使异物摩擦损伤角膜 In the field work or go out for a walk, often due to the wind dust, ash, sand or bugs suddenly blown into the eyes; operating the machine, if not wearing protective glasses, dust, dust can fly into the eyes. At this point, sudden eye foreign body sensation, and then pain, tearing, blepharospasm, closed eyes hard to open. In this case, do not rub your eyes with your hands. Because Rouyan not only can not rub out the foreign body, but will make foreign body friction damage cornea