请输入您要查询的英文单词:
单词
francium
释义
francium
/fran"see euhm/
,
n. Chem.
a radioactive element of the alkali metal group.
Symbol:
Fr;
at. no.:
87.
[
1945-50; after FRANCE where first identified; see -IUM
]
随便看
dpt.
D.P.W.
DQ
d quark
DR
Dr
dr
Dr.
dr.
D.R.
drab
drabble
Drabble
dracaena
drachm
drachma
Draco
Draconian
draconic
Draconic
draconic month.
Draconid
Dracula
Dracut
draegerman
英语词典包含168451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:2025/11/6 10:37:51