be a toxicant
Mercury is a toxicant.
汞是一种有毒物。
有毒物质;毒物。;有毒物;毒药;[医] 毒的; 毒物
有毒物质;毒物。
A toxic or poisonous substance.
Factories must be careful not to release toxicants into the river.
工厂必须小心,不要把有毒物质排放到河里。
用法提示:toxicant 作名词,此处用复数 toxicants 表示多种有毒物质。
The lab tested the new cleaning product for any toxicant.
实验室检测了这种新清洁产品是否含有任何有毒物质。
用法提示:动词 tested 的宾语 toxicant 为单数名词,表示一种有毒物质。
Scientists studied the toxicant found in the old paint.
科学家们研究了旧油漆中发现的有毒物质。
用法提示:toxicant 作名词,后接过去分词短语 found in the old paint 作定语。
Mercury is a toxicant.
汞是一种有毒物。
This product contains a toxicant.
该产品含有一种有毒物。
Exposure to a toxicant can cause illness.
接触有毒物可能导致疾病。
grammar · medium
易错句子This is a toxicant substance.
正确表达This is a toxic substance.
在英语中,'toxicant' 是名词,不能用作形容词修饰名词;修饰名词应使用形容词 'toxic'。
grammar · medium
易错句子There is toxicant in the water.
正确表达There is a toxicant in the water.
英语中 'toxicant' 是可数名词,需要不定冠词或复数形式,不能单独用作不可数名词。
toxicant泛指任何有毒物质,既可指人工合成的,也可指天然的;toxin特指由生物(如细菌、植物)产生的毒素。
toxicant是较专业的术语,指有毒化学物质;poison是更通用的日常词汇,涵盖所有有毒物质。
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