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Other radioactive elements have been discovered since: actinium, radiothorium and mesothorium, ionium, etc.

以后发现的其他性元素有:锄、性钍、,等等。

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3G, 401(K), a,

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NPR音讯 2018年3月合集

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。在2006年缓慢又痛苦死去。

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VOA Special 2016年1月合集

British officials said they added radioactive polonium to his tea.

英国官员称他二人在利特维年科茶中放入了放射性元素钋。

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《国》阅读精选

It was being warmed by radioactive elements in the granite that formed in the solidified magma chamber below.

在下面凝固的岩浆腔中形成的花岗岩中的放射性元素正在给它加热。

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科学60秒 听力 2014年6月合集

Everywhere are traces of the sudden appearance of rare radioactive elements like plutonium, a legacy of nuclear weapons.

到处都有迹可循的是诸如核武器或燃料等设备中才涉及到的这类放射性元素的突然微量出现。

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Kurzgesagt 科普动画(双语精选)

Since Mars doesn't have easily accessible radioactive elements, the nuclear fuel needs to come from Earth along with the reactor.

由于火星没有易获得的放射性元素,核燃料和反应堆均需要来自球。

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TED-Ed(视频版)

So, were there other radioactive elements that might be responsible?

那么,是否还有其他放射性元素负责?

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SciShow 合集

Neutrinos are subatomic particles produced when radioactive elements decay.

中微子是放射性元素衰变时产生的亚原子粒子。

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Lex Fridman Podcast

They are radioactive elements, they decay.

它们是放射性元素,会衰变。

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趣味化学实验:Periodic Videos

Bismuth is interesting because it is the heaviest element that is not radioactive.

铋很有趣, 因为它是最重的非放射性元素

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科普小杂文

As a radioactive element decays, the individuals atoms split into multiple, but when that happens the reaction also releases energy.

放射性元素衰变时, 单个原子分裂成多个原子,但当这种情况发生时, 反应过程中也会释放量。

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文章记单词

Spinning the pump backward, he took away the radium.

将泵向后旋转, 他取出了放射性元素

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who was 系列

She was getting tiny amounts of radium out of the pitchblende.

她从沥青混合物中提取了少量的放射性元素

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Life Noggin

Let’s start off with another scientist who worked with radioactive elements -- Lise Meitner.

让我们从另一位研究放射性元素的科学开始——Lise Meitner。

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who was 系列

Meanwhile, the whole world was falling in love with radium.

同时, 整个世界都爱上了放射性元素

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Crash Course 综合篇

Let's take a look at what may be the most famous radioactive element, uranium.

让我们来看看最著名的放射性元素铀是什么。

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yoyo的日常

The price of radium is too expensive.

放射性元素的价格太贵了。

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yoyo的日常

The entrepreneur asked, is this amount of radium enough?

这位企业问道, 这么多的放射性元素够用吗?

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who was 系列

Radium could help treat cancer, but the opposite was also true.

放射性元素有助于治疗癌症, 但反之亦然。

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who was 系列

Radium was making people sick, including Marie and Pierre.

放射性元素让人们生病, 包括玛丽和皮埃尔。

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yoyo的日常

For example, they discovered radium, which has a great effect on X-ray exposure and cancer treatment.

例如, 他们发现了放射性元素, 这X射线照射和癌症治疗有很大影响。

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