短語(yǔ)詞組短語(yǔ)trunk k piston type engine 筒形活塞發(fā)動(dòng)機(jī)trunk piston type diesel engine 筒狀活塞型柴油機(jī)single -acting trunk piston type engine 單作用筒形活塞式發(fā)動(dòng)機(jī) 返回 trunk piston type engine