The B-2 Spirit stealth bomber is one of the most survivable aircraft in the world. It remains the only long-range, large-payload aircraft that can penetrate deeply into protected airspace.

B - 2幽灵隐形轰炸机是世界上生存能力最强的飞机之一，也是唯一能深度突防的远程重型飞机。

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At present the nation's long-range bomber force consists primarily of two aircraft: the B-52 and the B-1.

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The long-range bomber force dwindled to a handful of decrepit Cold War aircraft.

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It stretched out construction of aircraft carriers, delayed development of a new long-range bomber, and started over on several helicopters.

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