Le Shuttle competes with an ever-rising number of ferries for the busy Channel crossing.海峡隧道与越来越多的渡船竞争繁忙的横渡英吉利海峡的生意。The Space Shuttle is now in orbit.航天飞机现在已进入轨道。On this mission the Shuttle will orbit (the Earth) at a height of several hundred miles.此次任务中，这架航天飞机将在距地面数百英里的高空绕（地球）轨道运行。