英语词汇primary ray怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	primary ray
释义	primary ray 【放射学】原射线(放射性物质直接发出的射线)；初生射线
随便看	impact loss impact mark impact microphone impact mill impact milling impact on impactor impact predictor impact printer impact printers impact roll impact roller impact screen impact statement impact strength impact stress impact stresses impact test impact theory impact transition temperature impact tube impact typesetting impact velocity impact winter impact winters

英汉双解词典包含483723条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。