Stokesite
硅钙钖石
🗣️ 情景例句
What's that?
什么意思？
Sincerely hope that your visit here will be worthwhile and meaningful.
衷心希望您的来访有收获且意义深远。
Sorry, Mr. Wu. I was not here yesterday.
对不起，吴先生。我昨天没有来。