stalagmite
stalagmite[ˈstaləgmʌɪt]noun- a mound or tapering column rising from the floor of a cave, formed of calcium salts deposited by dripping water and often uniting with a stalactite
石笋
派生stalagmiticadjective语源- late 17th cent.: from modern Latin stalagmites, from Greek stalagma 'a drop', based on stalassein (see stalactite)
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