IPKIntrastromal Photorefractive KeratectomyIpron.我I can't stand it.区间因子法I'm very anxious.局间休息I brush my teeth.我刷牙。I walk by my way.我走在自己的道路上。I have a new pen.我有一支新钢笔。I an not gossipy.我才不会长舌呢。I have a problem.我有麻烦了。I don't like him.区间max运算I had better not.我还是不来吧。I paid the money.我付了钱。