Calciothorite
钙钍石
🗣️ 情景例句
Nobody denies the convenience of living in town.
没有人会否认都市生活的便利。
Much water runs by the mill that the miller knows not of.
当前发生诸种事，大多为人所不知。
Please listen to me, everyone. Who has a ruler?
大家听我说。谁有尺子？