A-12

例句：

1. 1. The A-12 is a popular choice for its speed and efficiency.
   A-12因其速度和效率而受到广泛欢迎。
2. 2. The A-12 was developed to meet the needs of modern warfare.
   A-12是为了满足现代战争的需求而开发的。
3. 3. The A-12 has been used in numerous military operations around the world.
   A-12在全球范围内的多次军事行动中都有所使用。