宇轩;妈妈,火箭能 带人吗?                                                                                                   妈妈;额..不能.                                                                                                          宇轩;那火箭怎么 飞起来 的      妈妈;  额...遥控发射....       宇轩   ;遥控怎么发射的          妈妈;    额..妈妈也不知道,等你知道告诉妈妈好不好?            宇轩;嗯,好!