英语词汇f number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	f number
释义	f number 【摄】孔径焦距比，f 值；光圈数 [f为focal length 的代号]
随便看	supercargos supercargoship supercarpal supercarrier supercatastrophe supercatastrophes supercatastrophic supercatholic supercatholically supercausal supercaution supercautions supercede superceded supercedes superceding supercelestial supercelestially supercensure supercensures supercenter supercenters supercerebellar supercerebral supercerebrally

英汉双解词典包含548777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。