请输入您要查询的英文单词:
单词
alpha particle
释义
alpha particle
noun
:
a positively charged nuclear particle identical with the nucleus of a helium atom, consisting of 2 protons and 2 neutrons, having atomic mass 4 and atomic number 2, ejected at high speed in certain radioactive transformations
随便看
pickaway
pickaway anise
pickax
pickax
pickaxe
pickax sheldrake
pickax team
pickback
pick-can
pick clock
pick counter
pick dressing
picked
picked
picked dogfish
pickedevant
pickeer
pickeerer
pickel
pickelhaube
picker
picker
pickerel
pickerel
pickerel frog
英语词典包含332784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 10:34:14