aircraft/ˈeəkrɑ:ft; `ɛrˌkræft/ n(pl unchanged 复数不变) any machine or structure that can fly in the air and is regarded as a vehicle or carrier 飞行器（可在空中飞行作运载用的任何机器或建造物）; 航空器; 飞机; 飞艇; . =>illus 见插图.
牛津英汉双解词典