Periclasite
方镁石
🗣️ 情景例句
She exchanged a few words with the foreigner.
她和那个外国人交谈了几句。
I'm Jim.
我是吉姆。
John works in a factory about ten kilometres from his home.
约翰在一家距离他家大约 10公里远的工厂工作。