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美国空军
| 试验
| 试飞员
| 学校
| 美国空军 | |
| gen. | American Air Force; Air Force of the United States |
| CTS 试验 | |
| met. | CTS test |
| 试验 | |
| gen. | try out |
| environ. | test |
| hydroel.st. | testing |
| law | adjudication |
| met. | experimentation |
| 试飞员 | |
| skydive. | test pilot |
| 学校 | |
| environ. | school |
| |||
| American Air Force; Air Force of the United States | |||
| United States Air Force | |||
| 美国空军: 91 phrases in 8 subjects |
| Air defense | 13 |
| Aviation | 39 |
| Earth sciences | 2 |
| Electronics | 12 |
| General | 15 |
| Information technology | 1 |
| Space | 8 |
| Telecommunications | 1 |
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