英语词汇backing vacuum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	backing vacuum
释义	backing — 支持 • 倚靠 backing n — 背衬 n vacuum n — 真空 n • 空白 n back adj — 后 adj • 回来 adj back adv — 支持 adv • 支援 adv • 脊背 adv • 后边 adv • 力挺 adv back n — 背 n • 背面 n • 背部 n • 后面 n • 背影 n • 脊 n • 背侧 n
随便看	entire source entire space entire spectrum of applications entire spectrum of tasks entire spool entire spreadsheet entire squad entire statement entire station entire street entire structure entire study entire style entire subsystem entire subway system entire suite entire summer vacation entire supply entire supply chain entire support entire surface entire surface area entire switching entire system entire table

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。

backing —