航天 (háng tiān) — space flight; aerospace

定義

例文

• 中国的航天事业发展得很快。
  Zhōng guó de háng tiān shì yè fā zhǎn dé hěn kuài.
  China's space program is developing very quickly.
• 他从小就对航天感兴趣。
  Tā cóng xiǎo jiù duì háng tiān gǎn xìng qù.
  He has been interested in space flight since childhood.
• 航天员需要经过严格的训练。
  háng tiān Yuán xū yào jīng guò yán gé de xùn liàn.
  Astronauts need to undergo rigorous training.