1
the toxicity of sth
The toxicity of the chemical was tested in the lab.
这种化学品的毒性在实验室里进行了测试。
毒性；毒力
先理解核心含义，再看它在真实句子里的用法。
毒性；毒力
the degree to which something is poisonous
The toxicity of the chemical was tested in the lab.
这种化学品的毒性在实验室里进行了测试。
有毒的性质或程度。
The quality or degree of being toxic.
毒性程度
the degree to which something is poisonous
严重危害或致命性
grave harmfulness or deadliness
High toxicity in cleaning products is a warning sign for consumers.
清洁产品中的高毒性对消费者来说是一个警示信号。
Researchers studied the toxicity of the new food additive over several months.
研究人员花了几个月研究这种新食品添加剂的毒性。
The plant's toxicity makes it dangerous to keep in a home with pets.
这种植物的毒性使其不适合养宠物的家庭摆放。
The toxicity of the chemical was tested in the lab.
这种化学品的毒性在实验室里进行了测试。
介词 to 用来引出毒性作用的对象，也可说 the toxicity of sth to sb/sth。
The drug's toxicity to the liver is dose-dependent.
这种药物对肝脏的毒性呈剂量依赖性。
Not this
This chemical is high toxicity.
Use this
This chemical is highly toxic.
toxicity 是名词，表示“毒性”或“毒力”，不能放在 be 动词后作表语形容词。要表达“有毒的”，应使用形容词 toxic，并用副词 highly 修饰。
Not this
The factory released toxicity into the river.
Use this
The factory released toxins into the river.
toxicity 指的是一种性质或程度（毒性），不是“有毒物质”。要表达排放到河里的有毒物质，应使用 toxin（毒素，常用复数）或 toxic substances。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
急性毒性
The study measured the acute toxicity of the chemical in rats.
这项研究测量了该化学品对大鼠的急性毒性。
慢性毒性
Chronic toxicity may appear only after years of exposure.
慢性毒性可能在接触多年后才显现。
毒性水平
The toxicity level in the river exceeded safe limits.
河流中的毒性水平超过了安全限度。
毒性测试
New cosmetics must undergo toxicity testing before sale.
新款化妆品在上市前必须经过毒性测试。
药物毒性
The patient was hospitalized due to drug toxicity.
该患者因药物毒性而住院。
高毒性
Pesticides with high toxicity are strictly regulated.
高毒性农药受到严格管制。
我们城市的毒性，我们这座城市的毒性。
The toxicity of online discussions often pushes newcomers away.
网络讨论的毒性常常把新手吓跑。
Use toxicity naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
toxic（有毒）加 -ity（性质/程度）→ toxicity 毒性。想象一瓶毒药，标签上写着 toxicity 很高，立刻记住。
语域：neutral 常见场景：毒理学或医学报告、健康科普文章、产品安全说明 该词通常用于科学、医学或环保等说明性语境，日常口语中谈论有毒物质时也会用到，多出现在书面或较正式表述里。
指具体毒性作用时可用复数 toxicities。
Dictionary facts from ECDICT, WIKTIONARY.