Calcsinter
[化]钙华, 石灰华, 多孔石灰岩
🗣️ 情景例句
It is nice of you to invite me to the party tonight.
你真好，邀请我参加今晚的聚会。
We are sure the contract can be carried out smoothly.
我们确信合同会顺利执行的。
that a series of deep soundings was obtained in the Atlantic and the first samples were collected by dredging the bottom.
才在大西洋测得一个个海水深度，同时通过挖掘海底，取得了研究海底的首批样品。