We'll need a flat surface to play the game on.
我们得有个平面才能玩这个游戏。
I used to play here as a boy.
我小时候常在这里玩。
There's a time to work and a time to play.
工作、玩耍皆有时。
He played a major role in setting up the system.
他在建立这个系统的`过程中扮演了主要的角色。
The financial crisis has brought new factors into play.
财政危机已引发了新的变数。