英语词汇primary rays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 rays
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	aortic arch aortic arches aortic atresia aortic bodies aortic body aortic dissection aortic hiatus aortic insufficiency aortic loops aortic notch aorticopulmonary window aortic paraganglion aortics aortic stenosis aortic valve Aortic Valves aortitis aorto- aortoclasia aortogram aortograms aortographic aortographies aortography aortoiliac

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。