| 词汇 | rock drill |
| 释义 | Definition of rock drill in English:rock drillnoun
OriginMid 19th century; earliest use found in United States Patent 9, 555X. Definition of rock drill in US English:rock drillnoun
OriginMid 19th century; earliest use found in United States Patent 9, 555X. |
| 随便看 |
|
春雷网英语在线翻译词典收录了464360条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。