| 单词 | 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 |
|
雅致网英汉双解词典包含236457条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。