class Trip

+car:Car

+lengh:nukber

+start()

+end()

class Car

_x:number

_y:number

+move(dx:number,dy:number):void

+scale(dx:number,dy:number):void

class Zhuanche

+price

class Kuaiche

+price:Number

Car

Car

2019-12-17 16:34:45 0 14
这里是评论

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