形容词
中文翻译：亚音速的
同义词：
['subsonic', 'subsonic']
例句：
-
1.The aircraft flew at a subsonic speed of 500 miles per hour.
飞机以每小时500英里的亚音速飞行。
-
2. The sound waves were traveling at subsonic speeds.
声波以亚音速传播。
-
3. The subsonic jet engine is the fastest propulsion system in the world.
亚音速喷气发动机是世界上最快的推进系统。