Why is swamp called swamp?

來源: 於 2012-01-11 18:42:48 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

窪................................洋


Slight depression wells ponds lakes reservoirs swamp mud flats stream brook spring marsh tidal banching stream marine glacier rivers waterfalls ocean/sea


After read


http://en.wikipedia.org/wiki/Swamp


It confirmed my conjection about its secret



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