中文翻译与英英解释 | 1.空袭警报(期间)。
2.【军事】空中待机。
| | | air: n. 1.空气，大气。 2.天空，空中。 3.微风，和风 ... | | alert: adj. 1.警惕的，警觉的。 2.机警的，机灵的。 n ... | |
| the warning signal that begins a period of preparation for an enemy air attack
| | the condition in which combat aircraft are airborne and ready for an operation; "aircraft in the Mideast are on air alert"
| | the time period during which military and civilian agencies are prepared for an enemy air attack
|
|