https://mp.weixin.qq.com/s?__biz=MzA4MDYyMTcxOA==&mid=2651255274&idx=1&sn=ed87385acb79303072693c49f3786f30&chksm=84532813b324a105ce9f99dc4925e255d10a87528318a4629689c0067928a67c9f3c58760a78&mpshare=1&scene=23&srcid=0417H98enOkiAYJB67vvj1ZH#rd
glottal stop(britain fountain mountain)
原文：http://www.cnblogs.com/liyongguo/p/6842672.html