Nitrates是什么意思？

Nitrates

• n. 硝酸盐( nitrate的名词复数 )；

例句

• permissible levels of nitrates in water 水中硝酸盐含量的容许度
• Nitrates leach from the soil into rivers. 硝酸盐由土壤渗入江河。
• 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。
• German synthetic nitrates knocked out Chilean nitrate mining after 1920. 1920年以后,德国合成硝酸盐给了智利硝石开采当头一棒.
• Nitrates are chemicals that occur naturally in water and the soil. 硝酸盐是水和土壤中自然存在的化学物质。
• Nitrates are used as preservatives in food manufacture... 硝酸盐在食品加工业中被用作防腐剂。

柯林斯高阶英汉双解学习词典释义

• N-MASS
  硝酸盐(用作化肥)
  Nitrate is a chemical compound that includes nitrogen and oxygen. Nitrates are used as fertilizers in agriculture.
  例句
  High levels of nitrate occur in eastern England because of the heavy use of fertilizers. 英格兰东部因大量使用化肥导致土壤硝酸盐浓度过高。