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	MB MBA MBE MC MCC McCarthyism McCoy MCP MD MDT me mead meadow meadow lark meagre meagrely meagreness meal mealie meals-on-wheels meal-ticket mealtime mealy mealy-mouthed mean

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。