A stalagmite is a long piece of rock which sticks up from the floor of a cave. Stalagmites are formed by the slow dropping of water containing the mineral lime.
英汉词典释义
n.
石笋
the form of stalagmites石笋的形成
英英词典释义
Noun
1. a cylinder of calcium carbonate projecting upward from the floor of a limestone cave