saltpetre_saltpetre的解释_saltpetre的意思_saltpetre的翻译_saltpetre的发音_saltpetre怎么念_saltpetre的例句

saltpetre

n.硝石,硝酸钠

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saltpetre为短语/超纲词汇

saltpetre

n[U]
[Date: 1300-1400; Language: Old French;Origin: salpetre, from Medieval Latin sal petrae 'salt of the rocks']
a substance used in making gunpowder (=powder that causes explosions) and matches

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