I used to play here as a boy.

　　我小時(shí)候常在這里玩。

　　There's a time to work and a time to play.

　　工作、玩耍皆有時(shí)。

　　He played a major role in setting up the system.

　　他在建立這個(gè)系統的過(guò)程中扮演了主要的角色。

　　This computer is popular for its good design and ease of use.

　　這種計算機因設計巧妙、簡(jiǎn)單易用而廣受歡迎。

　　By popular demand, the play will run for another week.

　　應廣大觀(guān)眾要求，這出戲將加演一周。

　　This is one of our most popular designs.

　　這是我們最受歡迎的設計之一。