What is the reverse side of the dice?

The antonym of dice 1 is 6. The dice is a six-sided cube with six faces engraved with 1-6 and six numbers respectively. It is also regular, that is, the sum of a number and its opposite number must be 7, for example, 2 is relative to 5, and 3 is relative to 4, so it will not be carved casually.

China's dice are used to being painted red at one o'clock and four o'clock. Dice is a random number generator, which is easy to make and obtain.