例句 |
The phosphate was deposited by the decay of marine microorganisms.海洋微生物腐烂后沉积形成磷酸盐。Springs and rivers that drain into lakes carry dissolved nitrates and phosphates.流入湖中的泉水和河水携带了溶于水的硝酸盐和磷酸盐。Most fertilizers contain nitrogen and phosphates.大多数化肥都含有氮和磷酸盐。Springs and rivers that drain into lakes carry dissolved nitrates and phosphates.流进湖里的泉水和河水携带溶解的硝酸盐和磷酸盐。 |