thorium是什么意思_thorium怎么读_中英文释义(含例句用法)

a soft silvery-white tetravalent radioactive metallic element; isotope 232 is used as a power source in nuclear reactors; occurs in thorite and in monazite sands

中英词源

thorium 钍

来自 Thor,雷神索尔，-ium,元素后缀。由其发现者 19 世纪瑞典化学家 Jons Jakob Berzelius 以北欧神话中的英雄人物雷神索尔命名。

thorium (n.): rare metallic element, 1832, Modern Latin, named by its discoverer, Swedish chemist Jöns Jakob Berzelius (1779-1848) from thorite (silicate of thorium), the name of a mineral found in Norway from which it was extracted (which Berzelius also had named, as thoria, in 1828), and named in honor of the Scandinavian god Thor. With chemical ending -ium.

词态变化

权威造句

1. They recognized that in a thorium province Pb 208 would present complications.: 他们承认,含钍区内的Pb208会产生干扰.

2. Marie found another called thorium.: 玛丽发现了另一种物质,叫钍.

3. A few elements, among them uranium and thorium, spontaneously disintegrate into lighter elements by chances.: 少数元素, 其中有铀和钍,通过它们核的变化自然蜕变成较轻的元素.

4. Followed by the slow decomposition of uranium to another element thorium.: 铀元素随后缓慢分解为另一种元素钍.

5. This is clearly confirmed by the detection of thorium.: 这显然证实了检测钍.

近反义词

thorium tetrachloride 氯化钍

thorium family 钍系核素, 钍族...

thorium carbide 碳化钍

thorium nitrate 硝酸钍

thorium ore 钍矿

thorium breeder 钍增殖堆

thorium fluoride 氟化钍

thorium emanation 钍射气

thorium oxalate 草酸钍

thorium nitride 氮化钍

thorium dioxide 二氧化钍

thorium series 钍系

thorium hydroxide 氢氧化钍

thorium pyrophosphate 焦磷酸钍

thorium oxide 氧化钍,二氧化钍...

相似短语

thorium anhydride 二氧化钍

thorium bismuthide 铋化钍

thorium nitrate 硝酸钍

thorium silicide 硅化钍

thorium hydroxide 氢氧化钍

thorium emanation 【医】钍射气

thorium fluoride 【机】氟化钍

thorium carbide 碳化钍

thorium tetrachloride 氯化钍

tetraallyl thorium 四烯丙基钍

单词分析

暂无,等待补充.

记忆方法