total amount of reentry aerodynamic heating

例句：

1. 1. Thespacecraft made a reentry into theatmosphere.
   宇宙飞船重新进入大气层。
2. 2. Thepilot made a reentry to land safely.
   飞行员重新进入以安全着陆。
3. 3. Therocket made a reentry to reach itsdestination.
   火箭重新进入以到达目的地。