从那时起，它就得沿着弹道，即沿着飞行航线滑向其目标。
From then on it must coast in a trajectory, or flight path, to its target.
在右边的空栏内画出你的飞行航线并在地图上标明你想参观的城市。
Draw your flight line in the box on the right and mark the cities you want to visit on the map.
一个私人飞机的飞行员如何获得航线使用权呢？
飞行器可以通过向左或向右改变航线来避免相撞。
Aircraft can avoid each other by altering course to left or right.
而且你可以选择商业航线飞行。
飞机飞行偏离了航线。
飞机没有沿通常的商业航线飞行。
飞行员飞哪条航线由他驾驶哪架飞机而定。
飞机每天精确地按时刻表飞行在各条航线上。
Planes fly daily over regular routes with timetable precisely.
当时还没有许多飞行仪器帮助他找到航线。
Not many flight instruments existed that would help him to find his way.
飞行员制定了飞机的航线。
巡航高度，在航线上水平飞行期间，飞机所保持的高度或飞行高度层。
CRUISE altitude, An altitude or flight level maintained during enroute level flight.
从机场上开出的飞机沿着航线飞行。
使飞机不按预定航线继续飞行的机动动作。
Airplane maneuver to keep the airplane from progressing along the intended route of flight.
使飞机不按预定航线继续飞行的机动动作。
Airplane maneuver to keep the airplane from progressing along the intended route of flight.
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