英语词汇back focal distance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	back focal distance
释义	back adj — 后 adj • 回来 adj focal distance — 焦距 focal adj — 焦点 adj distance n — 距 n • 远程 n • 路程 n • 远近 n back adv — 支持 adv • 力挺 adv • 支援 adv • 脊背 adv • 后边 adv back n — 背 n • 背部 n • 背面 n • 后面 n • 背影 n • 脊 n • 背侧 n
随便看	wear personal protective equipment wear plate wear plates wear pressure wear profile wear proper personal protective equipment wear properties wear property wear protective clothing wear protective gear wear protective gloves wear protective gloves and eye face protection we arranged we arranged for we arrange for wear rate wear reduction wear reserve wear resistance wear-resistance coating wear resistance lubricity wear resistance performance wear resistance properties wear resistance resin wear resistant

英汉双解词典包含2273206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。

back adj —