两个色子的单双概率简介:Although the scenery here is picturesque, the two of them did not put down their vigilance. They must know that the more beautiful this place is, the more dangerous it is. When you relax your vigilance, you may be hit by a fatal attack.
Although the scenery here is picturesque, the two of them did not put down their vigilance. They must know that the more beautiful this place is, the more dangerous it is. When you relax your vigilance, you may be hit by a fatal attack.