请输入您要查询的英文单词:
单词
proton
释义
proton
pro
ton
/
ˈproʊtɑn
/
noun
[countable]
Etymology
ETYMOLOGY
proton
Origin:
1800-1900
Greek
first thing
, from
protos
; ➔
PROTO-
science
,
physics
a
particle
that exists in the
nucleus
(=
central part
)
of an atom, and that has a positive electrical charge
→
electron
,
neutron
随便看
stick-on
stickpin
stick shift
stick-to-it-iveness
stick-up
sticky
sticky note
stiff
stiff-arm
stiffen
stiffly
stiff-necked
stiffness
stifle
stifling
stigma
stigmata
stigmatization
stigmatize
stile
stiletto
still
stillbirth
stillborn
still life
英语词典包含48224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:2025/11/4 19:12:21