The Elo system was invented as an improved chess rating system, but today it is also used in many other games.

这个系统最初设计用来改善国际象棋排名系统，但是现在也用在其它比赛中。

youdao

The Elo system was invented as an improved chess rating system, but today it is also used in many other games.

这个系统最初设计用来改善国际象棋排名系统，但是现在也用在其它比赛中。

youdao