penfriend
US /ˈpen.frend/
UK /ˈpen.frend/
名詞
筆友
a person with whom one exchanges letters, especially regularly, but whom one has not met.
範例:
•
I have a penfriend in Japan, and we write to each other every month.
我在日本有一個筆友，我們每個月都互相寫信。
•
She made a new penfriend through an international exchange program.
她通過一個國際交流項目交了一個新筆友。