网站首页  词典首页

请输入您要查询的字词:

 

单词 锕类
释义 〔nobelium〕A radioactive transuranic element in the actinide series, artificially produced in trace amounts. Its longest-lived isotope is No 255 with a half-life of 3 minutes. Atomic number 102. See table at element 锘:在锕类元素中的一种放射性超铀元素,人工微量制造,其最长寿命的同位素是锘255,其半衰期为三分钟,原子序数102 参见 element〔actinide〕Any of a series of chemically similar, radioactive elements with atomic numbers ranging from 89 (actinium) through 103 (lawrencium).锕类:任何化学性质相似,原子序数在89(锕)与103(铹)之间变化的放射性元素
随便看

 

英汉汉英双解词典收录301015条英汉双解翻译词条,可根据汉字查询相应的英文词汇,基本涵盖了全部常用汉字的英文读音、翻译及用法,是英语学习及翻译工作的有利工具。

 

Copyright © 2000-2024 Cibaojian.com All Rights Reserved
更新时间:2025/1/30 14:09:58