您要查找的是不是：
- The satellite travelled round the earth. 卫星绕着地球飞行。
- The satellite travelling in the orbit is always escaping from the earth only to be pulled back by gravity. 在轨道上运行的卫星总是要飞离地球,而结果总是被地心引力拉回来。
- Those satellites travel at 3.07 kilometres a second (1.9 miles), at up to 35,880 kilometres above earth -- and the Apophis asteroid will pass by earth at a distance of 32,500 kilometres. 这些卫星位于地球上方3.;588万公里，运行速度为每秒3
- The cost of travel to the far east is prohibitive. 到远东旅游的费用高的令人不敢问津。
- Passenger ships are a costly way to travel. 坐游轮是昂贵的旅行方法。
- Mary would rather travel by train than by plane. 玛丽宁可乘火车而不愿乘飞机旅行。
- I booked my holiday through my local travel agent. 我是由本地的旅游代理人预先安排的度假事宜。
- I shall travel to New York by air this weekend. 这个周末我将要乘飞机去纽约旅行。
- 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。
- The great virtue of air travel is speed. 乘飞机旅行的最大优点是速度快。
- The news was beamed to East Africa by satellite. 这条新闻由卫星向东非传送。
- 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。
- It saves a lot of time to travel by air. 乘飞机旅行节约很多时间。
- Heat may travel in the same manner as light does. 热可以与光同样的方式传播。
- The tour is arranged by our local travel agent. 这个旅游团是由我们的本地旅游代理商组织安排的。
- 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。
- Keep track of the time you actually travel. 把你旅行的实际时间记录下来。
- The travel company's failure bust up my holiday. 旅游公司的失误使我的假日泡汤了。
- How much territory does he travel over? 他旅行的地方有多大？
