noun 下载 🔗分享 钟乳石,石钟乳。 A secondary mineral deposit of calcium carbonate or another mineral, in shapes similar to icicles, that hangs from the roof of a cave. Examples : "The drip, drip, drip of water created a long, pointy stalactite hanging from the cave's ceiling. " 水滴不停地滴落,在洞穴的顶上形成了一根长长的、尖尖的钟乳石。 geology mineral nature 与AI对话词汇游戏阅读练习