Calcsinter
[化]钙华, 石灰华, 多孔石灰岩
🗣️ 情景例句
I wonder if you could tell me.
不知你是否能告诉我。
Unfortunately, powerful companies to the most damage.
不幸的是，庞大的公司几乎都在制造公害。
'Certainly,' the girl said.
“当然可以，”那姑娘说。