求翻译：我和弟弟Mingming去北京科技馆。在车站买票时弟弟不见了。打电话给警察，最后在警察的帮助下找到了在车站外与另一个男孩玩耍的弟弟是什么意思？

I and brother mingming go the Beijing Science and Technology Museum. Brother disappeared in the station to buy tickets. Call the police found a brother to play with another boy outside the station, and finally in the help of the police

I and his younger brother Mingming to Beijing Science and Technology 馆. The 车 station 买 votes 时 his younger brother not 见. Playing 电 话 给 police, the most 后 in the police 帮 help find a 车 station in 与, another 个 boys play's younger brother

I and younger brother Mingming goes to Beijing Science and technology museum.Buys the ticket when the station the younger brother disappears.Telephones for the police, finally had found under police's help outside the station the younger brother who plays with another boy

正在翻译，请等待...

I was in mathematics, differential