英语词汇positive lenses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	positive lenses
释义	positive lens 【光学】正透镜[亦作 converging lens]
随便看	airmail letter airmail letters airman airman basic air-man-chair airman first class airmanship airmanships Airman's Medal air map airmark air marker airmarker air marshal Air Marshals air mass air-mass analysis air-mass climatology air masses air-mass precipitation air-mass shower air mattress air mattresses air mechanic air mechanics

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。