Speleothem
n. [地]洞穴堆积物(如钟乳石)
🗣️ 情景例句
Here.
这里 。
Thank you for you cooperation.
谢谢你们的合作。
I'll get another one now, said her mother.Don't worry.
“我这就再去拿一支，”她妈妈说，“别担心。”