例句與造句

1. challenger broke free, lumbered past the launch tower .
   “挑戰(zhàn)者”號突然騰起，笨拙地沿著發(fā)射塔上升。
2. satellite launching tower
   衛(wèi)星發(fā)射塔
3. It's difficult to find launch tower in a sentence. 用launch tower造句挺難的