Natroncalk
[化] (烧)碱石灰(NaOH和CaO的混合物)
🗣️ 情景例句
I must prepare my lessons.
我必须准备工课。
Ignorance is the mother of suspicions.
无知会多疑。
It starts at four thirty, doesn't it?
聚会4：30开始，是吧？