(aeronautics) designating an airship or dirigible having a form maintained by a stiff unyielding frame or structure.

(航空学)指飞艇或者飞船，其外形由坚固、不可弯曲的构架或者结构所支撑。

A machine or device, such as an airplane, a helicopter, a glider, or a dirigible, that is capable of atmospheric flight.

飞机；航空器：能够在空中飞行的机器或装置，如飞机、直升机、滑翔机或飞船。

An aircraft, especially a balloon or dirigible, deriving its lift from the buoyancy of surrounding air rather than from aerodynamic motion.

浮空器从周围空气的浮力而不是从空气动力获得提升力的航空器，特指气球或飞船。