1.The United Nations agency says they do not protect against external radiation, or against any other radioactive substance.
这个联合国机构表示，这些药片不能防止外部辐射，也不能抵御任何其他的放射性物质。
2.The wife of a Russian spy who was poisoned with a radioactive substance is now tested positive for it.
俄罗斯特工威克多·利特维年科因放射性物质中毒，现在其妻放射性物质测试显阳性。
3.Japanese health officials found abnormal amounts of a radioactive substance in spinach and milk grown in areas near the plant.
日本卫生官员发现，福岛第一核电站附近区域菠菜和牛奶中的放射性物质含量超标。
4.After 15 minutes of listening, scientists injected participants with a radioactive substance that binds to dopamine receptors.
在15分钟的音乐体验后，科学家为参加者注射能依附多巴胺感受器的放射性物质。
5.A former KGB agent who died from poisoning reportedly had a radioactive substance in his body.
中毒身亡的前苏联国家安全委员会（克格勃）特工被报道体内有放射性的物质。
6.Alexander Litvinenko died Thursday from a fatal dose of a radioactive substance.
（体力含有）致命剂量放射性物质的利特维年科在星期4死亡。
7.Traces of a radioactive substance are found on two BA planes at Heathrow during probe into ex- spy's death .
放射性物质的痕迹是在飞机上发现两名巴希斯在探究前间谍的死亡。
8.A half-life is the time it takes half the atoms of a radioactive substance to disintegrate.
半衰期是放射性物质一半的原子衰变所需要的时间。
9.Please attach relevant technical specification(s) of the radioactive substance.
请夹附有关之放射性物质的技术规格。
10.the gas cycle is suitable virulently for the volatility, the radioactive substance sample.
气体循环，适用于挥发性有毒，放射性物质的样品；