Phosphorroessierite
水重磷镁石
🗣️ 情景例句
After studying an hour, I finally got the hang of the lesson.
我学习了一个小时，终于理解了这一课的要点。
Do you have some envelopes?
你有信封吗？
Companies that make telephones and computers and so on prefer to employ women.
生产电话、电子计算机等之类的公司，更喜欢雇佣女性。