介紹太空人的英語作文介紹太空人的英語作文介紹太空人的英語作文

題目：

介紹太空人的英語作文
介紹太空人的英語作文
介紹太空人的英語作文

解答：

太空人,或稱航天員,指以太空飛行爲職業或進行過太空飛行的人.確定太空飛行的標準則沒有完全統一.在美國,以旅行高度超過海拔80公里（50英里）的人被稱爲太空人（astronaut）.國際航空聯合會（FAI）定義的宇宙飛行則需超過100公里.到2004年4月18日爲止,按照美國的定義共計440人,在太空裡度過了一共27,082個全體乘員天（crew-day,美國的定義）,在太空中散步共享了98個全體乘員天.在國際航空聯合會的定義下,只有434人符合資格.進入太空的太空人來自至少32個國家.在香港及東南亞,航天員亦稱太空人.
Astronaut,or astronauts,refers to the space flight conducted for the occupation or the person space flight.Space flight set the standard is not complete reunification.In the United States,travel to an altitude of more than 80 kilometers (50 miles) of the astronauts were known as the (astronaut).International Astronautical Federation (FAI) definition of the universe would fly more than 100 km.To April 18,2004,the United States in accordance with the definition of a total of 440 people,in space,spent the entire crew of a total of 27,082 days (crew-day,the definition of the United States),take a walk in space to share all of the 98 crew Days.In the definition of the International Astronautical Federation,only 434 were eligible.The astronauts into space from at least 32 countries.In Hong Kong and Southeast Asia,the astronauts also known as the Astros.