noun 下载 🔗分享 硝石, 钾硝石. Potassium nitrate. Examples : "The gardener added saltpetre to the soil to help the tomato plants grow bigger. " 园丁在土壤里添加了硝石,以帮助番茄植株长得更大。 compound substance chemistry material science 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 硝石, 硝酸钠。 Sodium nitrate. Examples : "The fertilizer used in my grandfather's vegetable garden contains saltpetre to help the plants grow stronger. " 我爷爷菜园里用的肥料含有硝石(硝酸钠),能帮助蔬菜长得更壮。 compound substance material chemistry 与AI对话词汇游戏阅读练习