letter friend

• 通信朋友；笔友

letter friend的用法和样例：

例句

1. Look at this letter from Wang Wei to her penfriend in Australia.
   看这封由王薇寄给她在澳大利亚笔友的信。
2. Linda heard from her pen friend in England yesterday.
   琳达昨天收到了她的英国笔友的来信。