英语词汇“widework”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	widework
释义	widework \ˈ ̷ ̷ˌ ̷ ̷\ noun : a bord-and-pillar system of coal mining in which the very narrow pillars left to support the roof are not recovered
随便看	toolbar tool bit toolbox tool crib tooled tooled finish tooled joint tool engineer tool engineering tooler toolhead toolholder toolhouse tooling tooling toolless toolmaker toolmakers' toolmakers' button toolmaking toolman toolmark toolmarking toolplate tool post

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