reentry observable prediction and experiments

例句：

1. 1. The astronauts will reenter the spacecraft after their mission.
   宇航员们在任务结束后将重新进入太空船。
2. 2. The team reentered the field to compete in the championship.
   团队重新进入赛场参加锦标赛。
3. 3. The scientist reentered the lab to analyze the results of his experiment.
   科学家重新进入实验室分析他的实验结果。