The neighbour boy ran in for a minute to see Bob's newest model rocket. 邻居的男孩来小坐一会儿，参观一下鲍伯的最新模型火箭。
The AFJROTC Model Rocketry Program is an optional extracurricular program that promotes teamwork, patriotism, self-confidence, and initiative. 模型火箭制作俱乐部是课外兴趣小组，参加这个活动可以促进团队精神，爱国主义精神，自信心和主动性。
