1.
high altitude launching satellite
高空发射的人造卫星
2.
Redefining satellites Today's satellites are big and complex,which makes them costly to launch.
可升级卫星今天的人造卫星体积庞大、结构复杂，因此发射本很高。
3.
The first artificial satellite was fired off on October4, 1957.
第一颗人造卫星于1957年10月4日发射升空。
4.
A lot of man made satellites have been launched into the space.
许多颗人造卫星已经发射到宇宙空间中去。
5.
Sputnik: Any of a series of Earth-orbiting spacecraft whose launching by the Soviet Union inaugurated the space age.
史波尼克:苏联发射的一系列人造地球卫星,标志着太空时代的开始。
6.
an unmanned satellite to Mars.
发射到火星的无人卫星。
7.
Launch by the soviet in1957, the sputnik is the first satellite in the world.
苏联人在一九五七年发射的人造卫星是世界上的第一颗人造卫星
8.
Today's satellites are big and complex,which makes them costly to launch.
今天的人造卫星体积庞大、结构复杂，因此发射成本很高。
9.
Their first artificial satellite was fired off on October 4,1957.
他们的第一颗人造卫星发射于1957年10月4日。
10.
Recently a man-made satellite we launched has been recovered.
最近我们发射的一颗人造卫星已返回地面。
11.
This first satellite was today successfully launched in the USSR.
第一颗人造卫星今天在苏联成功发射。”
12.
The country blasted off another man-made satellite.
这个国家又发射了一颗人造地球卫星。
13.
Man-made satellites are used to send and receive TV programs.
人造卫星用来发射和接收电视节目。
14.
It's reported that China has sent up another man-made satellite.
据报道，中国又发射了一颗人造卫星。
15.
China has also sent up some man-made earth satellites.
中国也发射了几颗人造地球卫星。
16.
We have sent up another man made satellite this year.
今年我们又发射了一颗人造卫星。
17.
What sd the year when China first launchf her man - made satellite ?
中国首次发射人造地球卫星是哪一年?
18.
They will send up another man-made satellite next month.
下个月他们将发射另一颗人造卫星。