R50 Very toxic to aquatic organisms.
对水生生物有极高毒性；
R39/28 Very toxic : danger of very serious irreversible effects if swallowed.
极高毒性：与皮肤接触和吞食有极严重不可逆作用危险；
Very toxic: danger of very serious irreversible effects in contact with skin and if swallowed.
极高毒性：与皮肤接触和吞食有极严重不可逆作用危险。
You must block the immune response - and there are drugs (for that), but they can be very toxic.
你必须阻止免疫反应—和有药物(，)，但他们可以是非常有毒。
Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
对水生生物有极高毒性，可能对水体环境产生长期不良影响。
Very toxic: danger of very serious irreversible effects through inhalation and in contact with skin.
极高毒性：经吸入和与皮肤接触有极严重不可逆作用危险。
Many gases can be produced also that are quite smelly and a few are odorless and very toxic in nature.
有很多非常有刺激味道的气体也会产生，而有一些却是无味有毒的。
Very toxic: danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed.
极高毒性：经吸入、与皮肤接触和吞食有极严重不可逆作用危险。
Even though it makes a great houseplant, you should be careful for children and animals: callas are very toxic, if eaten!
虽然马蹄莲花一种极好的盆栽花，但是你要留心你的小孩和宠物，不要让他们吃了它，马蹄莲花有剧毒。
Although unrefined crude isn't very toxic, it's heavy, and if it coats the wings of birds, it will eventually smother them.
虽说未精炼的原油毒性不是很强，但还是很重的。如果它包裹住鸟翼，将最终会使鸟窒息。
If you suspect your baby has taken a very toxic substance, call the emergency services and get the baby to hospital as soon as possible.
如果你怀疑你的宝宝已吞食了某种高毒性的物质，则应请求急救服务并尽快将宝宝带到医院救治。
Although not very toxic, these drugs often need to be tested in cancer patients, since the target of the drug is expressed only in these patients.
尽管毒性不是很大，这些药物通常需要在癌症病人身上进行试验，因为该药物的靶点仅表现在病人身上。
What would be the consequence to an organism IF arsenate were substituted for phosphate? Arsenate is very toxic to most organisms. Explain why.
如果砷酸盐取代了磷酸盐会对有机体产生什么后果？砷酸盐对大多数有机体是非常有毒的，解释。
Not only are we bring about the extinction of life on a vast scale, we are also making the land, the air and the sea so toxic that the very conditions of life are being destroyed.
我们不仅使生物大规模灭绝，还令陆地、空气和海洋含有巨大毒性，从而使生物的生存条件遭到破坏。
Not only are we bringing about the extinction of life on a vast scale, we are also making the land and the air and the sea so toxic that the very conditions of life are being destroyed.
我们不仅使生物大规模灭绝，还令陆地、空气和海洋含有巨大毒性，从而使生物的生存条件遭到破坏。
Sue Palmer, writer of Toxic Childhood, is very worried that most girls over the age of three are crazy about the color.
《有毒的童年》的作者苏·帕尔默非常担心，大多数三岁以上的女孩都对这种颜色感到疯狂。
That said, it’s very short on detail, and the details are crucial. What prices will taxpayers pay to take over some of that toxic waste?
话虽这么说，但该方案缺乏细节，而细节至关重要：纳税人将以什么价格接受一部分那些“有毒废品”？
Alas, the private sector has until now been largely excluded from a broader national debate about education by questions of class, wealth and privilege-a toxic and very English mix.
令人遗憾的是，迄今为止，私立学校大规模地被排除在更大范围的全国性辩论之外。这个辩论是通过阶级，财富和特权的问题- - -一种有毒且非常英国化的混合物而来讨论教育的。
These compounds, which are all similar in chemical structure, have promising characteristics, but the human body does not easily absorb them, and they can be toxic at very high doses.
这些复合物的化学结构相似，在治疗阿尔兹海默症方面很有前景。但人体不易吸收这些物质，而且用量很高时，它们会产生毒性。
Everyday Health asked experts to share the very worst kinds of things women say — and how to spin that toxic vocab into positive thinking.
《每日健康》要求专家们将女人们喜欢念叨的最为负面的词汇列明，并提出如何将这些恶语转化为积极的想法。
‘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。
"It was very significant. We didn't have any toxic effects with the drug treatment," she said.
“这非常有意义。我们没有发现这些药物治疗有任何毒性作用，”她说。
"It was very significant. We didn't have any toxic effects with the drug treatment," she said.
“这非常有意义。我们没有发现这些药物治疗有任何毒性作用，”她说。
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