Speleothem
n. [地]洞穴堆积物(如钟乳石)
🗣️ 情景例句
You've been like a second family to me.
你们就像我的第二个家一样。
The voice is the best music.
说话声是最好的音乐。
The bird covered the distance in three minutes.
这只鸟只用了3分钟就飞完了全程。