单词发音
- 英式发音：/ˈæstrənɔːt/
- 美式发音：/ˈæstrəˌnɔt/
分析词义
- Astronaut: A person who travels in a spacecraft. (宇航员，指在宇宙飞船中旅行的人。)
列举例句
- Neil Armstrong was the first astronaut to walk on the moon.
- 尼尔·阿姆斯特朗是第一个登上月球的宇航员。
- The astronaut performed a spacewalk to repair the satellite.
- 这位宇航员进行了一次太空行走来修理卫星。
- Astronauts undergo rigorous training before they are sent into space.
- 宇航员在被送往太空前会接受严格的训练。
词根分析
- Astro-: Relating to stars or outer space. (与星星或外太空有关)
- Naut: Sailor, seafaring. (水手，航海)
衍生单词
- Astrology: The study of how the positions and movements of celestial bodies affect human affairs and natural phenomena. (占星术)
- Nautical: Relating to ships and the sea. (航海的)
词缀分析
- Astronaut does not have significant prefixes or suffixes that can be broken down further. It is a compound word combining "astro" and "naut."
发展历史和文化背景
- The term "astronaut" was first used in the 1950s by the National Aeronautics and Space Administration (NASA) to describe people who would travel in space. The word combines "astro," meaning star or relating to space, and "naut," which comes from the Greek word for sailor, indicating someone who navigates through the seas. This term has since become iconic in popular culture, symbolizing human exploration and adventure beyond Earth.
单词变形
- Noun: Astronaut (复数形式: Astronauts)
- Verb: To astronaut (rarely used; more common as a noun)
- Adjective: Astronautical (pertaining to astronauts or space travel)
固定搭配、组词
- Space astronaut: An astronaut who travels in space. (太空宇航员)
- Trained astronaut: An astronaut who has completed training. (受过训练的宇航员)
记忆辅助
- Visualize an astronaut floating in space, surrounded by stars, to remember the connection between "astro" and "naut."
- Associate the word with famous astronauts like Neil Armstrong or Yuri Gagarin to help recall its meaning.
小故事
John always dreamed of becoming an astronaut. One day, he watched a spaceship fly overhead and imagined himself among the stars. He studied hard, trained rigorously, and finally, his dream came true. John floated in space, feeling like a tiny speck amidst the vast universe.
- 约翰一直梦想成为一名宇航员。有一天，他看着一艘宇宙飞船从头顶飞过，想象自己置身于星辰之中。他努力学习，严格训练，最终梦想成真。约翰漂浮在太空中，感觉自己像是浩瀚宇宙中的一粒微尘。