Ettringite
[化] 钙矾石; 钙铝矾
🗣️ 情景例句
In friendship, always. Alexandra.
友情永不渝。Alexandra。"
I'm very sorry. Can I get you another one?
非常抱歉。能不能另外给你买一条呢？
Not at all, dear. It was a pleasure.
不必客气，亲爱的。这样我很高兴。