The newly released documents also carry an account by a U.S. Air Force pilot who says he was told to shoot down an unidentified flying craft over eastern England.

这份最新披露的文件，同样包括了美国空军的一份记载，一位飞行员说他被要求去击落一个在英格兰东部出现的不明飞行物，但是当他可以开火的时候，该物体已经杳无踪迹。

youdao

The constant noise of air craft flying overhead gets on everyone's nerves.

连续不断的习机轰鸣声老在头上响着，使得人人心烦意乱。

youdao

If people never dreamed of flying in the sky, the air craft would not be invented.

如果人们不曾梦想在天空飞翔，飞机将不会被发明。

youdao

Washington could rely on ship-to-air and air-to-air missiles, but they would be less effective against low-flying craft.

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