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- Unpiloted and looking rather like a large, fat fighter aeroplane, it is launched from a converted Boeing 747. Having released the upper stage at about one half satellite speed, the rocket-powered lower stage glides back to base and lands. X-34无人驾驶，外观更像一个庞大的战斗机，它从一个经过改造的波音747飞机上发射，当以约为卫星的一半速度释放上部一级火箭后，采用火箭发动机驱动的下部一级火箭就滑降回基地并着陆。
- Now space satellite is used to speed long distance call. 现在宇宙卫星被用来快速传送长途电话。
- No horse has a speed comparable to that of his. 没有一匹马的速度能比得上他的马。
- The space shuttle will orbit a weather satellite. 太空梭将把一个气象卫星送入运行轨道。
- That's all there is to make a speed dial call. 在那里全部要进行快速拨号呼叫。
- The news was beamed to East Africa by satellite. 这条新闻由卫星向东非传送。
- The great virtue of air travel is speed. 乘飞机旅行的最大优点是速度快。
- The Olympics were telecast live via satellite. 奥运比赛经由人造卫星做实况转播。
- The launch vehicle lifts the satellite into orbit. 太空火箭将人造卫星送入运行轨道。
- He drove the car at full speed through the town. 他驾驶汽车全速穿过那座城镇。
- The car rushed at the bridge at astonishing speed. 汽车以惊人的速度向桥冲过去。
- The motorcycles were spinning along at full speed. 摩托车正全速疾驰。
- What's the speed limit on the motorway? 高速公路的速度限制是多少?
- The equipment picked up the signal from the satellite. 这设备收到了卫星发出的信号。
- The speed of this aircraft is very high. 这架飞机的速度非常快。
- A satellite's circle around the earth. 卫星绕地球的环形轨道
- The new model delivers speed and fuel economy. 这种新型设计能提高速度、 节约燃料。
- They have launched a man-made satellite successfully. 他们成功地发射了一颗人造卫星。
- He was had up for exceeding the speed limit. 他因超速行驶而遭控告。
- The hurricane has a speed of 73 miles per hour. 飓风每小时73英里。
