单词 | churn drill |
释义 | churn drill a portable drill rig using a bit fashioned on a massive steel cylinder that is alternately lifted and dropped to drill a hole in earth and rock. |
随便看 |
|
英语词典包含168451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。