aA special machine opens and slams a prototype's doors 8,000 times,and other instruments test the brakes and the amount of gasoline and oil the engine use. 一个特别机器打开并且关上原型的门8,000次,并且其他仪器测试闸和相当数量汽油并且上油引擎用途。 [translate] a她感觉很愉快 She feels very ...