Ussingite
紫脆云母, 紫脆石
🗣️ 情景例句
He's a real Stewart.
他是个十足的Stewart家的人。
First try, and then trust.
试了才能相信。
When I present my views on the competitive products, I will refer to the patent situation.
专利的情况会在说明竞争产品时一并提出。