penfriend
US /ˈpen.frend/
UK /ˈpen.frend/
名词
笔友
a person with whom one exchanges letters, especially regularly, but whom one has not met.
示例:
•
I have a penfriend in Japan, and we write to each other every month.
我在日本有一个笔友，我们每个月都互相写信。
•
She made a new penfriend through an international exchange program.
她通过一个国际交流项目交了一个新笔友。