Saltpeter
n. 硝石, 硝酸钾, 硝酸钠\\n[化] 硝石
✅ 同义词
🗣️ 情景例句
From the baby!
是胎儿引起的。
Wealth is not his who has it, but his who enjoys it.
财富并不属于拥有的人，而是属于享用的人。
with their fellow scientists either in other countries or in universities,
和其他国家、其他大学同行们