nitrocalcite
/naɪtrəʊ'kælsaɪt/
📖 中文释义
- 钙硝石
📘 English Definition（英文释义）
- n. Nitrate of calcium, a substance having a grayish
- white color, occuring in efforescences on old walls, and in limestone
- caves, especially where there exists decaying animal matter.