The astronaut shouldering the historic task will need the help of another astronaut to put on a 120kg, non-powered spacesuit for the extra vehicular activity.
承担此项历史性任务的航天员要先在另一名航天员的帮助下穿上120公斤的无动力舱外活动航天服。
On June 3, 1964, Edward White became the first American astronaut to perform a spacewalk, otherwise known as an extra-vehicular activity (EVA), going outside this Gemini iv capsule for 20 minutes.
6月3日，1964年，爱德华·怀特成为第一位美国宇航员执行太空行走，否则作为舱外活动(EVA的已知)，外面双子座四胶囊去20分钟。
That will make China the third country to conduct extra-vehicular activity (EVA) in space. The other two to have achieved that are the former Soviet Union and the US.
这使得中国成为世界上第三个执行太空舱外活动的国家。其它两个国家分别是前苏联和美国。
When they make it, China will become the third country in the world who is able to conduct extra-vehicular activity in space following the former Soviet Union and the United States.
如果此次太空行走成功，中国将成为世界上继美国和前苏联之后第三个能够进行太空出舱活动的国家。
When they make it, China will become the third country in the world who is able to conduct extra-vehicular activity in space following the former Soviet Union and the United States.
如果此次太空行走成功，中国将成为世界上继美国和前苏联之后第三个能够进行太空出舱活动的国家。
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