high-altitude balloon 1
rzeczownikdomena: artefakt
EnWordnet [ver.5.0]
Definicja
an unmanned balloon, usually filled with helium or hydrogen, that is released into the stratosphere, generally attaining between 60,000 to 120,000 feet.
Przykłady
- 1.High-altitude balloons are launched into what is termed "near space"— the area of Earth's atmosphere where there is very little air, but where the remaining amount generates too much drag for satellites to remain in orbit.


