pen-friend 栏目: 英汉词典 查阅: 119次 n. 通信朋友, 笔友在线英汉词典pen-friend的短语、例句:pen-friend (also esp US `pen-pal), n person with whom one builds a friendship by exchanging letters, esp sb in a foreign country whom one has never met 笔友. 标签:pen-friend,用法,音标,短语