自从大约四十年前，第一颗人造卫星发射和人类登上月球。
Since the launching of the first satellite about four decades ago and man's landing on the moon.
第一颗人造卫星发射三年之后，载有一人的宇宙飞船才进行了成功的航行。
It was three years after the first satellite launching that a spaceship containing a man made a successful flight.
长征—2f运载火箭目前已矗立在中国西北甘肃省酒泉人造卫星发射中心的发射场上。
A Long March II F carrier rocket stands at the site in the Jiuquan Satellite Launch Centre in Northwest China's Gansu Province.
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