Gorceixite
磷钡铝矿
🗣️ 情景例句
A photographic journey.
一次透过摄影作品的旅行。
They have different hopes.
他们有各自不同的愿望。
An electric razor that meets the European Union's safety standards must be approved by American testers before it can be sold in the United States,
一把符合欧洲联盟安全标准的电动剃须刀必须得到美国检测人员的认可，方可在美国市场上销售；