数周之后，第二颗人造卫星发射了。
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.
他废除了童养媳和一夫多妻制，建设了北京第一条地铁线路，开启了中国的人造卫星发射计划。
He banned child brides and polygamy, built Beijing's first subway line and started a space program with China's first satellite launch.
俄罗斯火箭“质子- K”将在圣诞节将三枚人造卫星发射升空。这些卫星用于帮助俄罗斯glonass导航系统。
The Russian rocket Proton-K is due to launch three new satellites into orbit on Christmas Day to facilitate Russia's GLONASS navigation system.
我们发射了另外一颗人造卫星，今天的报纸上宣布了这一消息。
We have launched another man-made satellite, which is announced in today's newspaper.
它延续了1961年由奥斯卡计划开始的行动。奥斯卡计划是一个总部设在美国的组织，在人造卫星“斯普特尼克”之后仅四年就制造并发射了第一颗非政府卫星。
It continued the efforts, begun in 1961, by Project OSCAR—a US-based group that built and launched the very first nongovernmental satellite just four years after Sputnik.
由于月球阻碍了与探测器的直接无线电通信，中国首先必须把一颗人造卫星送入月球轨道上的一个点，人造卫星可以从那里向航天器和地球发射信号。
Because the moon's body blocks direct radio communication with a probe, China first had to put a satellite in orbit above the moon in a spot where it could send signals to the spacecraft and to Earth.
中国第一颗人造卫星“东方红一号”使中国成为第五个独立发射卫星的国家。
China's first man-made satellite Dongfanghong 1 made China the fifth country to send a satellite independently.
自第一颗人造卫星史泼尼克发射以来，火箭推进剂在超过50年的时间内变化不多。
Rocket propellant has barely changed in the more than 50 years since the launch of the first artificial satellite Sputnik.
1957年十月，苏联发射的人造卫星“伴侣号”升空的后一天，是我的生日。
I was born in October, 1957, one day after the Soviets lobbed the Sputnik satellite into orbit.
第一个是，2016年发射一颗人造卫星，用于跟踪最近在火星大气层检测到的甲烷和其他气体。
The first, to launch in 2016, is a satellite that would track down the sources of methane and other trace gases recently detected in Mars' atmosphere.
美国在1958年发射其第一颗人造卫星。
自从苏联发射第一颗人造卫星开始，当时还是个孩子的希尔就开始用天文望远镜观察星空了。他自1999年以来一直在这个小组工作。
Hill, who has used telescopes since he was a child during the Sputnik era, has been on the team since 1999.
你知道美国的第一颗人造卫星是什么时候发射的吗？
Do you know when the first artificial satellite of America was launched?
1957年10月4日，苏联发射了首颗人造卫星“斯普特尼克”作为精准武器的全球定位系统，为我们今天所知的GPS铺平了道路。
Sputnik - the first artificial satellite - is launched by the Soviet Union on October 4, 1957, as a global positioning system for precise weapon delivery and paves the way for GPS as we know it today.
苏联在1957年发射了人造卫星，使美国人担心苏联人的技术领先将使其取得冷战的胜利。
The U.S.S.R. 's launch of the Sputnik satellite in 1957 inspired fears that the Soviet Union's presumed technological lead would allow it to triumph in the Cold War.
NASA（美国国家航空和宇航局）的一颗人造卫星正在准备2008年的发射。
The NASA satellite is tentatively slated for launch in 2008.
上星期他们发射的是他们的第三颗人造卫星。
It was their third man-made satellite that they launched last week.
上星期他们发射的是他们的第三颗人造卫星。
It was their third man-made satellite that they launched last week.
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