异丙醇

Promethium is a rare earth element, usually found in the form of its oxide, promethium(III) oxide.
镭是一种稀有地球元素，通常以三价氧化镭的形式存在。
The decay of promethium-147 is used in certain medical procedures to target and destroy cancer cells.
镭-147的衰变在某些医疗程序中被用于定位并摧毁癌细胞。
Scientists have developed a new type of luminescent material that incorporates promethium for enhanced brightness.
科学家们开发出了一种新型发光材料，其中包含了镭，以提高亮度。
In nuclear reactors, promethium is produced as a byproduct of the fission of uranium-235.
在核反应堆中，镭是铀-235裂变的副产品。
Due to its short half-life, promethium is not commonly used in long-term applications like nuclear fuel rods.
由于其半衰期很短，镭不常用于像核燃料棒这样的长期应用。
The discovery of promethium in 1945 marked a significant advancement in our understanding of the periodic table.
1945年发现镭标志着我们对元素周期表理解的重大进步。
Although it's a synthetic element, promethium has been found in trace amounts in the Earth's crust.
虽然是合成元素，但镭在地壳中以微量形式存在。
The intense green glow of promethium makes it an attractive choice for specialized lighting applications.
镭发出的强烈绿色光使其成为特殊照明应用的理想选择。
Researchers are exploring the potential of promethium for use in advanced energy technologies, such as nuclear fusion.
研究人员正在研究镭在先进能源技术（如核聚变）中的潜在应用。
Due to its unique properties, promethium is often used as a tracer in various scientific experiments studying nuclear processes.
由于其独特的性质，镭常常被用作追踪剂，在研究核过程的各种科学实验中。