单词	unmanned
释义	unmanned /ʌnˈmand / adjective Not having or needing a crew or staff: an unmanned level crossing... This is only a part of an extensive campaign to highlight precautionary measures to be taken while crossing unmanned level crossings,’ he says. Baxter's book was fiction, but we're seeing the same trade-off now in NASA's decision to cancel further unmanned missions and bring down the Hubble space telescope in order to spend more money on manned spaceflight development. It also serves in the capacity of deploying unmanned underwater vehicles from it, and it's been an experimental vessel for the Navy's efforts to develop a mine warfare modular system of responding to mine countermeasures.
随便看	ramet ramfeezled ramfle ramgoat ramgunshoch ramgunshogh ramguntchagh ram-head ram-headed Ramian ramicorn ramidus ramie ramier ramiferous ramificate ramification ramiflorous ramiform ramify enrage enraged enragement en rapport enrapt

英语词典包含243303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。