astronautics
UK/æstrə'nɔːtɪks/US/.æstrә'nɒ:tiks/
C2
释义
n.
The science and technology of travel beyond Earth's atmosphere; space flight.
航天学；宇宙航行学。
词根拆分
词根派生astronaut + -ics（学科后缀）=「星海航行」之学，即航天学。
词根 aster 还连着 34 个词常用搭配
- 1.aeronautics and astronautics航空航天
- 2.field of astronautics航天学领域
例句
- 1.
She earned a degree in astronautics and now designs rockets.
她拿到了航天学学位，现在设计火箭。
- 2.
Astronautics turned science fiction into engineering reality.
航天学把科幻变成了工程现实。