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单词 radium
释义

radium /'reɪdɪəm//'redɪəm/

英汉-汉英词典
n. 镭(88号元素符号Ra)
词组 | 习惯用语
您要查找的是不是:
  • radius n. 半径,半径范围;辐射光线;有效航程;桡骨
  • radioman n. 无线电人员;无线电技师
radium spring 镭泉
radium salt 镭盐
radium emanation 镭射气
radium tube [核] 镭管
radium needle [核] 镭针
radium series 镭系
radium age [核] 镭龄
radium watch 夜光表
radium therapy 镭锭疗法
radium taffeta 镭锭塔夫绸

网络短语:
radium bromide 溴化镭; 翻译;
capsule radium 镭囊
radium electroscope 镭检电器
radium anation 镭射气
emanation radium 镭射气
英语例句库
  1. Radon is the daughter of radium.
    氡是的子体。
  2. Before broaching the subject of this lecture, I should like to recall that the discoveries of radium and of polonium were made by Pierre Curie in collaboration with me.
    在开始讨论这次演讲的话题之前,我还想回忆一下,镭钋发现是皮埃尔·居里与我合作完成的。
  3. We mainly producing in golf radium simulator, gradienter simulator of golf club, velometer of golf club, bags of golf balls and clothes, golf shoes, golf hats and other relative products.
    主要产品高尔夫镭射练习器、高尔夫挥杆水平仪练习器、高尔夫挥杆测速器、高尔夫毬具包、高尔夫衣物包、鞋、帽子等相关产品。
  4. We found that pitchblende contains at least two radioactive materials, one of which, accompanying bismuth, has been given the name polonium, while the other, paired with barium, has been called radium.
    我们发现沥青铀矿物中至少含有两种放射性物质:与铋伴生的命名为钋,与钡伴生的命名为镭

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原声例句
Scishow 精选系列

So, whatever was in the packaging definitely wasn't radium.

所以,包装中的东西肯定不是

那些改变世界的女性

Being radioactive, radium also causes cancer.

具有放射性,也会致癌。

生活大爆炸 第9季

" I think this element should be called radium." That last one was Madame Curie.

" 我觉得这个元素应该叫镭" ,最后那句话是居里夫人说的。

Scishow 精选系列

And, since radium was a lot more common back then, it seemed like an easy target.

而且,由于在当时更常见,它似乎是一个容易想到的目标。

Scishow 精选系列

The kind of radiation didn't even match radium, or anything else in nature.

这种辐射甚至不是,或者自然界中的任何东西。

北京仁爱版初中英语九年级下册

Not only did she discover radium but also she won the Nobel prize twice in her lifetime.

她的一生中,不仅发现了,还两次获得了诺贝尔奖。

那些改变世界的女性

Death Henrietta's treatment for cervical cancer was radium, a radioactive metal that glows blue and is highly toxic.

死亡海瑞塔治疗宫颈癌的方法是,一种放射金属,会发出蓝色的光,毒性很高。

那些改变世界的女性

Radium kills cancer cells...but it can burn skin from a person's body in high enough quantities.

镭杀死癌细胞… 但是它可以大量灼伤人体皮肤。

那些改变世界的女性

The radium treatments didn't cure Henrietta's cancer.

治疗并没有治愈海瑞塔的癌症。

少儿畅学课堂

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

在1911年,玛丽第二次获得了诺贝尔奖,这次是在化学领域,因为她发现了和钋。

中文百科

(旧译作)是一种化学元素,它的化学符号是Ra,它的原子序数是88,是一种银白色的碱土金属,带有放射性,而且价钱很贵,一两要价5,000美金。

镭在1898年由居里夫人及她丈夫皮埃尔·居里在捷克北波希米亚发现。他们发现铀在衰变后,衰变物仍带放射性。镭的拼音名称Radium即是放射性的意思。

镭-226为镭的最稳定同位素,半衰期为1600年,进行α-蜕变,放出α射线和γ射线。它衰变时会放出氡气到大气中。氡仍有放射性,且可被生物吸入,危害生命。

镭能够致癌,但是它也能够治疗癌症。

英语百科

Radium 镭

Marie and Pierre Curie experimenting with radium, a drawing by André Castaigne
Glass tube of radium chloride kept by the US Bureau of Standards that served as the primary standard of radioactivity for the United States in 1927.
Self-luminous white paint which contains radium on the face and hand of an old clock.

Radium is a chemical element with symbol Ra and atomic number 88. It is the sixth element in group 2 of the periodic table, also known as the alkaline earth metals. Pure radium is almost colorless, but it readily combines with nitrogen (rather than oxygen) on exposure to air, forming a black surface layer of radium nitride (Ra3N2). All isotopes of radium are highly radioactive, with the most stable isotope being radium-226, which has a half-life of 1600 years and decays into radon gas (specifically the isotope radon-222). When radium decays, ionizing radiation is a product, which can excite fluorescent chemicals and cause radioluminescence.

近义、反义、联想词
近义词
n.
metallic element, metal

联想词
radioactivity放射;arsenic砒霜;radioactive放射性的;mercury水银;uranium铀;fluoride氟化物;plutonium钚;radiation辐射;isotopes核素;iodine碘;radon氡;
英英词典
radium n.
  1. an intensely radioactive metallic element that occurs in minute amounts in uranium ores

  2. synonymous: Ra, atomic number 88
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更新时间:2025/6/22 6:05:20