air defense
英
美
- n. 防空
CET4 TEM4 IELTS 考 研 TOEFL CET6
详细释义
Noun:
-
defensive measures designed to destroy attacking enemy aircraft or missiles or to nullify their effectiveness
双语例句
- Here in Haifa, air sirens continue to sound.
防空警报仍未在海法撤销。 - All lights are blacked out during air defence exercises.
在防空演习时对一切灯火都实行管制。
用作名词 (n.)
用法讲解
- air defense artillery 防空炮
- air defense warning conditions 空防预警状况...
相关词汇
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