Calcsinter
[化]钙华, 石灰华, 多孔石灰岩
🗣️ 情景例句
Is not prepared for interview.
对面试无准备。
Why are you so mean? I've never done anything to you.
凶什么凶？ 我又没得罪你。
The book you ask for is sold out.
你要的那本书已经售完了。