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	postal note postal order postal paper postal savings bank postal stationery postal storage car postal tax stamp postal union postal zone postament post-and-lintel post and pair post-and-stall postanoxic postantennal postarteriolar postatomic postaudit postaxial postaxially postbag postbellum post binder dinsome d'instruction

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