Monohydrocalcite
单水方解石
🗣️ 情景例句
I can't figure out why she said so.
我不能理解她为什么这样说。
Constant dropping wears the stone.
滴水不绝可穿石。
and the railway of the future may well be the 'hovertrain',
未来的火车或许能成为气垫火车，