英语词汇“upsilon particle”是什么意思，“upsilon particle”的读音、用法及例句翻译-烛光网

词汇	upsilon particle
释义	upsilon particlen.（名词） An electrically neutral meson having a mass 18,513 times that of the electron and a mean lifetime of approximately 8.0 × 10^-20 seconds. γ微粒：为电中性的介子，其质量是电子的18,513倍，平均寿命约为8.0 * 10-²⁰ 秒
随便看	Yukon Time yuks yulan yulans Yule yule log Yuletide yum Yuma Yuman Yumans Yumas yummier yummiest yummy Yunnan yup yup yup Yupik Yupiks yuppie yuppie flu yuppies yuppified

烛光网英语在线翻译词典收录了166908条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。