noun 下载 🔗分享 硝酸盐 Any salt or ester of nitric acid. Examples : "The farmer added nitrates to the soil to help his plants grow faster. " 农民往土壤里添加了硝酸盐,帮助他的植物更快生长。 compound substance chemistry environment agriculture 与AI对话词汇游戏阅读练习