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。

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Seawater samples from the area where the seals died did contain unusually high concentrations of the toxic bacterium.

来自海豹死亡海域的海水样本确实含有异常高浓度的有毒细菌。

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Ir is found in high concentrations in some meteorites, in which the solar system's original chemical composition is preserved.

人们发现，在一些保存着太阳系原始化学成分的陨石中，铱元素的含量很高。

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So if we consider lithium, potassium, and sodium, they're all together in the same group on the periodic table, knowing what we do about biology we can immediately think of sodium and potassium, or even just knowing what you know about table salt, for example, that these are two elements that we find, and particularly in the ion form in very high concentrations in our body.

我们来考虑一下锂，钾和钠，它们都在周期表中的同一族里，想要知道我们将元素周期律,用到生物学会怎么样，我们首先想到的就是钠和钾，甚至只需要知道食盐，我们发现它们是以很高浓度的离子形式,存在于我们体内的两种元素。

麻省理工公开课 - 化学原理课程节选

In the fat-shedding livers, by contrast, she found high concentrations of a protein called fatty-acid-binding-protein 4.

ECONOMIST: Why some duck livers are delicious, and others nasty

It can blister a person's lungs if it is inhaled and can cause death in high concentrations.

CNN: Four compounds from shuttle can harm on contact

The World Health Organisation recommends cleaning areas with high concentrations of radioactive particles.

BBC: US to use depleted uranium