英语词汇“roof stringer”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	roof stringer
释义	roof stringer roof stringer [′rüf ‚striŋ·ər] (mining engineering) A lagging bar running parallel with the working place above the header in a weak or scaly top in narrow rooms or entries which have short life.
随便看	proprotein convertase subtilisin/kexin type 6 proprotein convertase subtilisin/kexin type 7 proproteins proprotor prop rotor gear box props prop-shaft propshaft props her up props him up props me up prop (someone or something) up prop someone up props one up prop speed reduction unit props someone up props them up props up props up the bar props us up props you up propter affectum propter delictum propterygium proptest prop them up

英语词典包含2567994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。