和值尾的计算方法简介：Hey, hahahaha, that's right, just take a ladder and put it up, and people can step on the ladder and walk over. Hahahaha, captain, your trick is really good, why didn't I think of it?
Hey, hahahaha, that's right, just take a ladder and put it up, and people can step on the ladder and walk over. Hahahaha, captain, your trick is really good, why didn't I think of it?
