他有很多粉丝用英语怎么说

"He has a lot of fans" 可以用英语表达为 "He has a large fan base."

"Fan" 是英语中的名词，意思是“粉丝”。"Fan base" 是 "fan" 的名词性短语，意思是“粉丝群”。

例句1:
"Justin Bieber has a huge fan base all over the world."
(贾斯汀·比伯在全世界都有很大的粉丝群。)

例句2:
"The band's fan base has been growing steadily over the past few years."
(这个乐队的粉丝群在过去几年里一直在稳定增长。)

例句3:
"She is a rising star with a dedicated fan base."
(她是一位新兴明星，拥有一批忠实粉丝。)