Christianite
钙十字沸石
🗣️ 情景例句
She was still beautiful at the age of forty.
她活到四十岁仍然很美。
If you attend the wedding, what would you wear?
如果你参加婚礼，你会穿什么衣服？
Do you usually buy in large quantities?
你们的订购量通常都很大吗？