英语词汇focal length的意思、用法及释义-英汉双解词典

单词	focal length
释义	focal length (also focal distance), distance between the centre of a mirror or a lens and its focus 焦距.
随便看	perished perisher perishing peristyle peritonitis periwinkle perjure perjurer perjury perk perkily perkiness perky perm permafrost permanence permanency permanent permanently permanent wave permanent way permanganate permeability permeable permeate

英汉双解词典包含38652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。