[晕]我数学果然很差,冇看出来//@小main: 就在画面一闪的时候,那条斜切痕已经不一样了,掩眼法[汗] //@BENLIANG: [疑问][疑问][疑问][疑问][疑问] //@潘石屹: 啥原理? //@李开复: 这个有意思!