英语词汇mechanical slewing derrick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	mechanical slewing derrick
释义	mechanical slewing derrick 简明释义机械摆动井架网络释义 1 ?机械摆动单杆装置 ... 柯立斯摆动阀装置 Corliss valve gear 摆动吊杆装置 swinging derrick 机械摆动单杆装置 mechanical slewing derrick ...
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英汉双解词典包含3185865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。