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n.航天学；宇宙航行
1、aeronautics and astronautics───航空航天
1、Honeycomb sandwich structures have been widely used in the fields of astronautics and aerospace, especially in Satellite structure.───蜂窝夹芯结构已经广泛应用于航空航天领域，特别是在现代卫星结构中，它已经成为主要的承力结构。
2、The updated plans were discussed at a conference of the American Institute Astronautics on Thursday in Long Beach, Calif.───美国航空航天协会于本周四在加利福尼亚的长滩（城市名）召开会议讨论了这次最新的计划。
3、Actually, I had ever been a student in Nanjing Uniersity of Aeronautics and Astronautics , and my major is about Auto.───其实，我曾经是南京航空航天大学的一个学生，我的专业是汽车。
4、NASA informed me that they had chosen me to attend their special astronautics training program at the Kennedy Space Center!───国家航天局通知我，他们已经选定我参加在肯尼迪宇航中心进行的航天学专门训练。
5、Such considerations motivated the SETI group at the International Academy of Astronautics to reject a proscription of transmissions to the sky.───这些考虑激发了国际宇航科学研究院SETI小组的积极性去拒绝取缔向天空传送信号。
6、KANON represents one of the achievements of human civilization, was sent to the space by the astronautics Adminstration of USA.───KANON乐曲作为代表人类文明的成就之一，被美国宇航署通过卫星送入太空。
7、He took the course on college students' mental health at Nanjing University of Aeronautics and Astronautics (NUAA) in his freshman year.───他升入南京航空航天大学第一年时，修了这门有关大学生心理健康的课程。
8、three years, this issue has been exercising a group of SETI scientists in the International Academy of Astronautics.───三年来，这个问题一直在考验着国际宇航科学研究院SETI小组的科学家。