| 单词 | air defense |
| 释义 | air defense (once / 10008 pages) n WORD FAMILY air defense: air defenses USAGE EXAMPLESShould the United States engage Russian and Syrian air defenses to implement a no-fly zone? Washington Post(Dec 25, 2016) He picked Fort Campbell, Kentucky, because it was the closest air defense unit to his home state. Washington Times(Dec 25, 2016) He also said that he will additionally negotiate the purchase of Russian air defense rocket systems. Seattle Times(Dec 19, 2016) n defensive measures designed to destroy attacking enemy aircraft or missiles or to nullify their effectiveness Hypo|Hyper active air defense air defense by the use aircraft or missiles or artillery or electronic countermeasures passive air defenseair defense by the use of deception or dispersion or protective construction defence, defense, defensive measure (military) military action or resources protecting a country against potential enemies |
| 随便看 |
英语词典包含147318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。