Scientists therefore propose using sunflowers for decontamination wherever there are radioactively contaminated ponds.
因此，科学家建议，只要有受放射性污染的池塘，就可以用向日葵来消毒。
Another proprietary antibody that binds to CD20, called tositumomab, is radioactively labelled.
他们使用另外一种放射标记的连接CD 20的抗体：tositumomab。
As the plutonium-238 that served as the Pioneers' onboard heat source radioactively decayed, it would have emitted less heat over time.
为先驱者号们提供舱内热动力源的钚238会有放射性衰变，其发射量会随着时间的推移而越来越小。
But even then, the water in the pipes tends to be radioactively contaminated because the valves that separate it from the reactor are not entirely tight.
但是即便如此，水管中的水也可能会存在放射性污染物，因为用于把水域反应堆隔开的阀门并不完全是密闭的。
Volunteers are given tiny traces of a radioactively labelled drug-too small to harm them, and typically just one-hundredth of the estimated full dose-in a drink.
志愿者饮用了微量的放射性元素标记的药物——剂量小到没有伤害，只有足量的百分之一。
To investigate levels of skin exposure, the researchers took radioactively labelled BPA and observed the movement of radioactivity through pig ear skin - a widely used model for human skin.
为了调查皮肤对双酚a的吸收水平，研究者用放射性同位素对双酚a做了标志，观察放射性标志在猪耳朵皮肤内的活动——这是种广泛应用的代替人类皮肤的实验模式。
To investigate levels of skin exposure, the researchers took radioactively labelled BPA and observed the movement of radioactivity through pig ear skin - a widely used model for human skin.
为了调查皮肤对双酚a的吸收水平，研究者用放射性同位素对双酚a做了标志，观察放射性标志在猪耳朵皮肤内的活动——这是种广泛应用的代替人类皮肤的实验模式。
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