n.硝酸盐( nitrate的名词复数 );
例句:
Nitrates are most commonly used medicines to treat angina.
治疗心绞痛最常用的药物就是硝酸盐.
Nitrates are used as preservatives in food manufacture.
硝酸盐在食品加工业中被用作防腐剂。
The soil is enriched with nitrates.
土壤里施了硝酸盐肥料.