Because they lack oxygen, marsh sediments are high in sulfides that are toxic to most plants.
由于它们缺乏氧气，沼泽沉积物中的硫化物含量很高，而硫化物对大多数植物都有毒。
They can thrive in soil with high concentrations of metals that are toxic to most other plants.
它们能在含有对大多数其他植物有毒的高浓度金属的土壤中茁壮成长。
Scientists have now investigated the effects of the spraying of Matacil, one of the anti-budworm agents that is least toxic to insect-pollinators.
科学家们现在已经研究了喷洒灭害威的效果，灭害威是一种抗虫剂，对传粉昆虫的毒性最小。
These results provide support for researchers' prediction that naltrexone will turn out to be toxic to certain types of bacteria.
这些结果支持了研究人员的预测，即纳曲酮对某些类型的细菌是有害的。
Metallic sodium is toxic to humans.
金属钠有毒性。
对土壤生物有毒。
Ochratoxin a is a mycotoxin known to be toxic to the kidneys.
赭曲霉素a是一种毒枝菌素，据知对肾脏有毒性作用。
Some chicken nuggets contain aluminum which is toxic to the brain and poisons the metabolism.
有些鸡块里含有铝，这是一种有毒物质，对大脑和新陈代谢都有严重影响。
Many of these chemicals are believed to toxic to humans and animals, the scientists said.
科学家认为，这些化学物质中有很多会对人类和动物造成毒害。
Rituximab, for instance, can lead to viral infections and heart problems and may be toxic to the kidneys.
以美罗华为例，就可能导致病毒感染和心脏问题，也可能有肾毒性。
Some milkweeds have a higher concentration of chemicals called cardenolides, which make the butterflies toxic to predators.
一些乳草属植物含有一种高浓度的化学物质，叫做强心苷(也叫卡烯内酯)，这种东西使得蝴蝶对那些食肉动物来说成了有毒食物。
This natural compound, produced by the Penicillium fungus, was found to be toxic to bacteria, but safe for use in humans.
这是一种由青霉真菌产生的天然化合物，对细菌具有毒性，但可以安全地用于人类。
Why This Works: Cucumber and citrus peels are toxic to the types of fungi that ants feed on, and therefore avoided by the ants.
为何如此：黄瓜皮和桔子皮有蚂蚁食用时中毒的真菌，因此可以防蚁。
The researchers also found that the chloride-laced water samples were toxic to two endemic species—the fathead minnow and a water flea.
研究人员还发现含氯样本水对两种当地生物胖头鱼和水蚤有毒。
In high doses or in situations with high exposure, it's been linked to birth defects and miscarriages, and is toxic to your nervous system.
大量摄入或过度接触的情况下，能致畸并导致流产以及引起神经系统中毒。
In polluted urban areas, they also enhance production of ozone, a key ingredient of smog that is potentially toxic to animal and plant life.
在受污染的市区，他们还促进臭氧的产生，臭氧是对动物和植物生命有潜在毒性的烟雾的关键成分。
Being good art is thus a property of objects as much as, say, being toxic to humans is: it's good art if it consistently affects humans in a certain way.
如此一来，好艺术就成了物件的一种属性，就好比对于人类来说，“有毒”是一种属性：如果某件作品持续以某种方式影响人类，那它就是好艺术。
The USF team found that not only has oil settled to the seafloor further east than originally thought, but it has done so at levels toxic to Marine life.
南佛大学调查小组发现泄漏原油不仅在比预想的范围更东的海域沉降到海底，而且沉降过程中原油处于对海洋生物有害的毒性水平。
However, current chemotherapy drugs administered in this fashion are toxic to many healthy cell types, often resulting in severe side effects for the patient.
然而，目前以化疗药物为主的方法会对很多健康细胞带来毒性，往往对病人造成严重的副作用。
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。
The algal blooms, which can be toxic to animals and human swimmers, leave behind an ugly layer of green scum that fouls tourist beaches and starves seaweeds of light.
海面上的赤潮对水里的动物和游泳的人来说都是有毒性的，赤潮藻还会在海面上留下一层难看的绿色浮渣，不但污染了供人旅游的海岸，还遮挡了海草的光线，使其不能生长。
He adds, however, that the seaweeds Hay and colleagues studied would likely be exceptionally toxic to young, coin-sized corals that have yet to grow big and hale.
马克•海和其同事研究的海藻更倾向于伤害那些硬币大小的未成年珊瑚。
Common mixtures include sodium citrates, sodium borohydride (also used to bleach wood pulp) and ammonium compounds, all of which can be toxic to humans and the environment.
一般的混合物包括柠檬酸钠，硼氢化钠(其也用于漂白木浆)和铵类化合物，所有的这些物质都对人体和环境有着危害。
It allows lifestyle precautions to be undertaken to protect the liver from additional harm, specifically, by eliminating alcohol and certain drugs which are toxic to the liver.
它使人们采取生活方式方面的预防措施，以保护肝脏免受额外伤害，特别是通过戒酒和停止使用具有肝脏毒性的某些药物。
Centipedes also carry venom that is not deadly but can be toxic to people who are allergic to other types of insect venoms. Both centipedes and millipedes are worm-like creatures.
虽然无毒，但蜈蚣也会让某些人的皮肤过敏，它们都是蠕虫状的动物。
For years, organic farmers have been using sprays containing Bacillus thuringiensis, or Bt, a naturally occurring bacteria, different strains of which are toxic to certain insects.
多年来，有机农业种植者一直在使用有苏云金芽孢杆菌（以下称作Bt）的喷雾.Bt是一种天然的细菌，是对特定昆虫有毒害作用的不同种的菌种。
For years, organic farmers have been using sprays containing Bacillus thuringiensis, or Bt, a naturally occurring bacteria, different strains of which are toxic to certain insects.
多年来，有机农业种植者一直在使用有苏云金芽孢杆菌（以下称作Bt）的喷雾.Bt是一种天然的细菌，是对特定昆虫有毒害作用的不同种的菌种。
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