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。
This computer is popular for its good design and ease of use.
这种计算机因设计巧妙、简单易用而广受欢迎。
By popular demand, the play will run for another week.
应广大观众要求，这出戏将加演一周。
This is one of our most popular designs.
这是我们最受欢迎的设计之一。