"有趣的朋友"可以用英文表示为"interesting friends"或"fun friends".

"Interesting"是形容词，意思是有趣的、引人入胜的、值得注意的。例如：

He is an interesting person. (他是一个有趣的人。)
She has an interesting story to tell. (她有一个有趣的故事要讲。)

"Fun"是形容词，意思是有趣的、逗人开心的、令人愉快的。例如：

We had a lot of fun at the party. (我们在派对上玩得很开心。)
He is a fun person to be around. (和他在一起很有趣。)

"Friends"是名词，意思是朋友、友人。例如：

She has many friends. (她有很多朋友。)
We are good friends. (我们是好朋友。)

希望这些信息对你有帮助。