Calcsinter
[化]钙华, 石灰华, 多孔石灰岩
🗣️ 情景例句
They all work hard, without exception.
他们个个努力工作，无一例外。
I'm afraid that the item isn't what we're looking for.
我恐怕这种产品不是我们所要找的。
I suggest that you did not catch the 8 o'clock train,
您乘的不是8点钟的火车，