Definition
航天 (háng tiān) refers specifically to space flight — travel beyond Earth's atmosphere. This distinguishes it from 航空 (háng kōng), which is aviation within the atmosphere (air travel). While 航行 (háng xíng) is a general term for navigating (by air or sea) and 航海 (háng hǎi) is specifically sea navigation, 航天 is exclusively about outer space.
verb
space flightaerospace
Examples
- 航天。Zhōngguó de háng tiān shìyè fāzhǎn de hěn kuài.China's space program is developing very quickly.
- 航天。Tā cóng xiǎo jiù duì háng tiān gǎn xìngqù.He has been interested in space flight since childhood.
- 。háng tiān yuán xūyào jīngguò yángé de xùnliàn.Astronauts need to undergo rigorous training.
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