单词	air defense
释义	air defense noun : the means, techniques, and organizations devoted to preventing or minimizing the effects of attack by enemy aircraft or guided missiles Word History First Known Use 1916, in the meaning defined above
随便看	interrupted screw interruptedly interruptedness interrupter interrupters interruptible interrupting interruption interruptions interruptive interruptor interruptors interrupts inters interscene interscholastic interschool interschools interseamed intersect intersectant intersected intersecting intersecting arcade intersection

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