Chlorocalcite
氯钾钙石
🗣️ 情景例句
Enjoy it.
请享用。
One never loses anything by politeness.
有礼貌对自己不会吃亏。
So it is a comparatively simple step from locating the sea bottom to locating a shoal of fish.
从测定海深到测定鱼群，这一进展比较容易。