这是一个双座位，可变几何摆动翼是能在各级超音速飞行的双引擎飞机。
It is a twin-seat, twin-engined aircraft with a variable geometry swing-wing that is capable supersonic flight at all levels.
在贝尔x - 5和空军赋予的NACA研究人员一个机会来测试可变后掠翼。
The Bell X-5 gave NACA and Air Force researchers a chance to test out variable-sweep wings.
我是否认为他们的前翼在F1的可变范围内是合法的？
Do I think that they (the wings) are right in Formula One to be flexing to that extent?
我是否认为他们的前翼在F1的可变范围内是合法的？
Do I think that they (the wings) are right in Formula One to be flexing to that extent?
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