1·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。
2·Sunflowers growing in pots were placed, with their roots submerged, in the pond contaminated with radioactive elements.
花盆里的向日葵浸没在被放射性元素污染的池塘里。
3·It looks like what's at issue is less how long your food stays on the floor and much more how contaminated with bacteria that patch of floor happens to be.
看起来问题的焦点不太在于你的食物在地上停留的时间长短，而更在于那块地被细菌污染到了什么程度。
4·The unusually high mortality rate among dolphin calves in the industrially contaminated waters along Florida's Gulf Coast is probably the result of their being poisoned by their mother's milk.
在佛罗里达海湾沿岸被工业污染的水域中，海豚幼崽异常高的死亡率可能是被它们母亲的乳汁毒害的结果。
5·After several years of cultivation and harvest, the site would be restored at a cost much lower than the price of excavation and reburial, the standard practice for remediation of contaminated soils.
经过几年的耕种和收获，该遗址将以远低于挖掘和重新掩埋费用的成本进行修复，这也是修复污染土壤的标准做法。