读了#韩国首尔梨泰院踩踏事故#相关英语新闻：http://t.cn/A6ojx2XC，再来了解一下，如果发现自己身处“crowd crush”中，应该怎么做？

But if you find yourself in a crowd crush, the U.S. Centers for Disease Control and Prevention has advice. The health agency says to keep your hands in front of your chest “like a boxer,” maintain firm footing, and try to stay on your feet. If you fall down, the C.D.C. says, get up as soon as possible and when there’s a lull in move diagonally out of the crowd.