基本解释硝酸钠；智利硝石英汉例句双语例句Chile saltpetre.智利硝石。Chile saltpetre更多例句词组短语短语chile saltpetre cas 智利硝石Chile saltpetre更多词组英英字典柯林斯英英字典 a naturally occurring form of sodium nitrate: a soluble white or colourless mineral occurring in arid regions, esp in Chile and Peru (Also called soda nitre)Chile saltpetre剑桥字典Chile saltpetre柯林斯字典专业释义农业科学智利硝石