用英语怎样说，咱们玩游戏吧

Let's play games.或者Let's play a game.

Let's是let us 的缩写

play games 可替换为

打篮球play basketball，踢足球play football，打乒乓球play ping-pong等等

例句

We always play games on weekends.

Please go out and play with me.

本句的play 替换成play games也可以