Calcicrete
钙结砾岩; 钙质壳
🗣️ 情景例句
May I have headphones for the in-flight movie?
我可以要一副耳机来欣赏飞机上的电影吗？
She stacked all the books in the corner.
她把所有的书都堆在了墙角。
It's an old film,but it's very good.
这是老部片子，但很好。