英语词汇“focal ratio”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	focal ratio
释义	WordReference Random House Unabridged Dictionary of American English © 2024 fo′cal ra′tio, [Optics.,]Photog. Optics, Photographyf-number. 1925–30
随便看	bloodshedding bloodshot blood spavin blood sport bloodstain bloodstained bloodstock bloodstone bloodstream blood substitute bloodsucker bloodsucking blood sugar blood test bloodthirstily bloodthirstiness bloodthirsty blood transfusion blood type blood typing blood vessel bloodwood bloodworm bloodwort bloody

英语词典包含188688条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。