Nitre
n. [化]硝酸钾, 硝石
✅ 同义词
📖 牛津释义
nitre
(US niter), n [U]
potassium or sodium nitrate; saltpetre 硝酸钾; 硝酸钠; 硝石.
🗣️ 情景例句
How often do you go running?
你多久跑步锻炼一次？
That depends.
那得看情况而定。
They had a definite meaning, for they were as near as early man could get to writing.
它们有着一定的含义，因为它们已接近古代人的文字形式。