duang其实是英文【twang】1.鼻音（通常指方言）used to describe a way of speaking, usually one that is typical of a particular area and especially one in which the sounds are produced through the nose ……...
防汛视频教学:防汛演练视频
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这里超多
/vblog/others/201308/3011e578-c616-c9f1-7c85-5ebbec165c00.shtml 凤凰 酷6 搜狐 都有分很多集的
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