500 m^3 = 伍佰 M^3
刚才跟你开了个玩笑.
如果是 500 cm^3,则答案为:
500 cm^3= 500 * (0.01 m)^3 = 500 * 1e-6 m^3 = 5e-4 m^3= 0.0005 m^3