British officials said they added radioactive polonium to his tea.

英国官员称他二人利特维科茶中放入了放射性元素钋。

Swiss scientists say Yasser Arafat ingested radioactive polonium most probably as a result of a deliberate poisoning.

瑞士科学家表示亚西尔·阿拉法特体内含有放射性钋，极有可能是蓄意投毒所致。

And he was poisoned by radioactive polonium. He died the slow agonizing death in 2006.

他被放射性元素钋毒杀。2006慢又痛苦地去。

Mr Litvinenko died after drinking tea laced with radioactive polonium in a hotel in London in 2006.

2006，利特维科伦敦一家酒店因饮下掺了放射性钋的茶而身亡。

In 1911 Marie received her second Nobel Prize—this time in chemistry, for her discoveries of radium and polonium.

1911，玛丽第二次获得了诺贝尔奖，这次是化学领域，因为她发现了镭和钋。

If I was gonna kill someone, I'd use polonium.

几个星期都不会毒发。

Together, the two of them discovered two new radioactive elements: polonium, named after Marie's home country of Poland, and radium.

钋和镭，钋是以玛丽的祖国波兰命名。

All he had to do was slip polonium into the tea.

也许我们能采到指纹。

Polonium is a highly toxic substance and just one microgram -- about the size of a speck of dust -- is enough to kill a person.

钋是一种剧毒物质，仅仅一微克，也就一点灰尘大小的钋便可致人亡。

A Swiss report said tests on the body showed unexpected high activity of polonium, 18 times than a normal level which moderately supported, they said, the poisoning theory.

瑞士一份尸检报告称遗体中含有超高水平的钋，是正常水平的18倍，这就支持了毒杀说法。

Asked of the telling trail of radioactive polonium that he left across London, Andrei Lugovoi claimed that was laid by the British intelligence agents in a bid to implicate him and to blacken the image of Russia.

当被问及元素钋痕迹时，卢戈沃伊声称钋是由英国特工安放，目的是让我背黑锅，诋毁俄罗斯形象。