然而，这种“钻孔”的方式需要投入大量作战飞机，而且会对周边地区造成巨大破坏。
Such “drilling”, however, may require numerous warplanes and inflict great damage on the surrounding area.
约45分钟后，日出后不久，有一个车队，直到直升机的一对夫妇飞机和军用飞机在该地区及周边地区的冲刷天空。
About 45 minutes later there were a convoy of helicopters a couple planes and a military jet in the area and surrounding area scouring the sky until shortly after sunrise.
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