So little is known about it, because there is only about 1 ATOM OF FRANCIUM IN A CUBIC FOOT OF URANIUM ORE!
对它所知甚少,因为在1立方英尺的铀矿石中,仅有1个钫原子!
| 单词 | franciums |
| 例句 |
英语例句库
So little is known about it, because there is only about 1 ATOM OF FRANCIUM IN A CUBIC FOOT OF URANIUM ORE! 对它所知甚少,因为在1立方英尺的铀矿石中,仅有1个钫原子! 声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
原声例句
趣味化学实验：Periodic Videos A lump of Plutonium, which is very radioactive, is really quite warm to touch. And francium, which I think is more radioactive, is probably very warm. 一块放射性很强的钚，摸起来真的很暖和。我认为放射性更强的钫可能非常暖和。 |
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