Ettringite
[化] 钙矾石; 钙铝矾
🗣️ 情景例句
I see. Would you like me to reschedule you for another night?
我明白了。要不要另外为你安排别的晚上。
Mountain-climbing is difficult.
登山是困难的事。
How many different models of this do you offer?
这个你们有多少种不同的型式。