It was one of the most popular portable gaming systems for years.

它是多年来最受欢迎的便携式游戏系统之一。

When he was seventeen, Dolly and Marty lent Frank sixty-five dollars so he could buy a portable public address system and sheet music arrangements.

法兰克17岁时，多莉和马丁借给他65美元，这样他就可以买一个便携式广播和乐谱。