请输入您要查询的英文单词:
单词
uranium 238
释义
WordReference Random House Unabridged Dictionary of American English © 2024
uranium 238,
[
Chem.
]
Chemistry
the radioactive uranium isotope having a mass number 238, comprising 99.28 percent of natural uranium: used chiefly in nuclear reactors as a source of the fissionable isotope plutonium 239. Also called
U-238, U 238.
1940–45
随便看
seldomness
select
selectability
selectable
selectance
select committee
selectee
selection
selectional
selection rule
selective
selectively
selectiveness
selective service
selective service system
selective transmission
selectivity
selectly
selectman
selectness
selector
selenate
selene
selenga
selenic
英语词典包含188688条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/12/10 6:39:21