un·der·drive 
(ŭndər-drīv′)
(ŭndər-drīv′)n.
A gearing device that causes the output drive shaft to rotate at a slower rate than the engine input shaft.
| 单词 | underdrive |
| 释义 | un·der·drive (ŭndər-drīv′)n. A gearing device that causes the output drive shaft to rotate at a slower rate than the engine input shaft. |
| 随便看 |
英语词典包含135693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。