Ambulance | Building an car | Formation And Uses | Vehicle video for children

呜呜呜，这是什么声音？一定是救护车驶来的声音，我们一起造一辆救护车，把生病的朋友送去医院吧。Woo woo woo, what's that sound? It must be the sound of an ambulance coming. Let's build an ambulance together and take our sick friend to the hospital.