Gorceixite
磷钡铝矿
🗣️ 情景例句
Can I speak with Mr. or Mrs. Anderson?
我可以跟Anderson先生或太太说话吗？
No safe wading in an unknown water.
未知水深浅，涉水有危险。
But just before the competition closed,
但就在竞赛截止时间将到之际，