Line of Launch的用法和樣例：
例句
- The athlete may leave the spotting scope on the shooting line between ends providing it does not create an obstacle for any other athlete.
在兩回之間選手可以將望遠鏡留在發射線上，只要不造成其他選手之妨礙。 - Finally, as an example of its engineering application, the calculated downwash velocity field along the rocket launch line is presented and simply analysed.
之後，作為本方法的工程應用，文中給出了計算的旋翼沿火箭發射線的下洗速度分佈並作了簡單分析。
