‘The problem is that there are a few highly toxic things that unfortunately have had very severe effects on people.’
遗憾的是，有少量剧毒物质已经对人体造成了严重副作用。
Counterfeit medicines range from products containing no active ingredients to those containing highly toxic substances.
假冒药物范围很广，既有不含任何有效成分的产品，也有含剧毒物质的产品。
Tobacco smoke contains over 4,000 chemicals, many of which are highly toxic and over 40 of which are known to cause cancer.
香烟中含有超过4000种化学物质，其中大部分毒性很强，有超过40种会导致癌症。
Automobile exhaust tetraethyl lead is a highly toxic substance.
汽车尾气中的四乙基铅是剧毒物质。
"Many pesticides and fungicides are highly toxic to bees," she says.
“很多杀虫剂和杀真菌剂对蜜蜂来说都是剧毒。”她说。
The spores yielded in larval cadavers were highly toxic to the mosquito larvae.
增殖的芽孢同样对致倦库蚊幼虫有较高毒力。
In larger doses, nicotine is a highly toxic poison, used as an insecticide, fumigant, and vermifuge.
大剂量的尼古丁有剧毒，用作杀虫剂、熏蒸剂和驱虫药。
Lead is a highly toxic and is known to damage the nervous system and kidney, and interfere with the synthesis of haemoglobin.
对健康的影响铅的毒性很高，它进入人体后会损害神经系统及肾脏，妨碍身体制造血红素。
Lead is a highly toxic and is known to damage the nervous system and kidney, and interfere with the synthesis of haemoglobin.
铅的毒性很高，它进入人体后会损害神经系统及肾脏，妨碍身体制造血红素。
The Directory specifies the judging boundary of the highly toxic chemicals and contains 335 varieties of highly toxic chemicals.
本目录规定了剧毒化学品判定界限，共收录335种剧毒化学品。
Exhausting highly reactive, incompatible or highly toxic materials shall not be manifolded and exhausted directly to the outside.
产生高反应活性、性质不相容、强毒性气体的通风柜管路不能连接在一起，并且直接排除室外。
Article 3 the state adopts a system of licensing administration on the purchase or road transportation of highly toxic chemicals.
第三条国家对购买和通过公路运输剧毒化学品行为实行许可管理制度。
The smoke in an airplane fire can be very thick and highly toxic, so cover your nose and mouth with a cloth to avoid breathing it in.
机舱起火会产生具有高浓度和高毒性的烟雾，因此要捂住口鼻防止吸入过量烟雾。
Dioxins are highly toxic and can cause reproductive and developmental problems, damage the immune system, interfere with hormones and also cause cancer.
二恶英是一类剧毒物质，可导致生殖和发育问题，损害免疫系统，干扰激素，还可以导致癌症。
Today the mining operations continue to make the river highly toxic to Marine life thanks to the leftover dissolved metals and tailings still in the river.
由于河中仍有残余溶解金属和尾矿，河水至今对于海洋生物仍继续产生着严重的毒害作用。
According to their modes of action, all the highly toxic organofluorine compounds can be divided into two groups, the specific one and the nonspecific one.
根据它们的作用方式，高毒性有机氟化物可以分为两类：专一性作用类和非专一性作用类。
As an excellent analgesic, aconite is highly toxic, hence, its detoxification has become an important topic to the medical professionals, ancient and modern.
乌头为镇痛良药，然其毒性甚大，故如何解毒，成为古今医者研究的重要课题。
A long lasting exposure to this highly toxic metalloid could affect the gastrointestinal transit, the kidneys, the liver, the lungs, the skin and increases the risk of cancer.
长期处于这种有毒环境，会影响肠胃，肾，肝，肺，皮肤，甚至增加患癌症的危险。
Singlet oxygen, a byproduct of the photosynthetic process by which certain cells convert sunlight into energy, is a highly toxic and reactive substance that tears cells apart.
单态氧是特定细胞在其光合作用过程中的副产物之一，而细胞通过这一过程将光转化为能量。该物质具有很高的毒性，同时也是一种可使细胞破碎的活性物质。
Thiram is a highly toxic chemical which the EPA examined and deemed to be so dangerous that agricultural workers are now mandated to wear protective clothing when handling them.
福美双是一种剧毒化学品，(美国)环保局审定为高危险级，规定农业工人必须穿防护服才能使用。
Therefore, these low fish-toxicity pyrethroids can be considered as candidates for replacing highly toxic organophosphates and resistance management for the rice striped stem borer.
因此，可考虑将这些对鱼低毒的菊酯类农药作为防治水稻二化螟的高毒农药的替代药剂和抗性治理的轮换品种。
"So what we have done without any loss of efficiency is to replace expensive and highly toxic material with one that is completely benign and much lower cost in the process," Major said.
“所以，我们完全可以用一种完全良性而且成本低得多的物质来取代这种昂贵且带有剧毒的原料，而且无需承受任何效率损失，”梅杰说。
China Daily reports that more than 5, 000 tons of highly toxic industrial waste were dumped illegally in rural areas in Yunnan province, causing livestock deaths and soil and water pollution.
据《中国日报》报道，5000多吨剧毒化工废料在云南省的农村地区被非法倾倒，造成家畜死亡、土壤水源污染。
China Daily reports that more than 5, 000 tons of highly toxic industrial waste were dumped illegally in rural areas in Yunnan province, causing livestock deaths and soil and water pollution.
据《中国日报》报道，5000多吨剧毒化工废料在云南省的农村地区被非法倾倒，造成家畜死亡、土壤水源污染。
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