英语词汇“running block”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	running block
释义	running block noun : a movable pulley block that rises or sinks with the weight that is raised or lowered — distinguished from standing block
随便看	polarographic polarographically polarography Polaroid polaron polar ox polar plant polar projection polar ray polars polar telescope polar triangle polar valence polarward polar whale polatouche poldavis poldavy polder polderboy polderman pole pole pole and satchel charge poleax

英语词典包含332784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。