'Protactinium'是英语单词,中文翻译为“镤”。它是一种放射性元素,属于锕系元素,化学符号为Pa,原子序数为91。
例句:
1. Protactinium is a rare and highly radioactive element.(镤是一种稀有且高度放射性的元素。)
2. The discovery of protactinium was a significant contribution to the field of nuclear physics.(镤的发现对核物理学领域做出了重要贡献。)
3. Protactinium has a half-life of about 32,000 years.(镤的半衰期约为32,xx年。)
4. The production of protactinium is a complex process involving nuclear reactors.(生产镤是一个涉及核反应堆的复杂过程。)
5. Protactinium can be used as a fuel in nuclear reactors.(镤可用作核反应堆的燃料。)
6. The properties of protactinium are still being studied by scientists today.(科学家们今天仍在研究镤的性质。)
7. The discovery of protactinium was a joint effort between several scientists.(镤的发现是几位科学家的共同努力。)
8. Protactinium is a highly reactive element that can pose health risks to humans.(镤是一种高度反应性的元素,对人类健康构成风险。)
9. The use of protactinium in nuclear power is a controversial topic in the scientific community.(在科学界,镤在核能中的使用是一个有争议的话题。)
评论列表