"She said she misses you"是表达"她说想你了"的常用英语表达方式。

"Miss"在这里是动词，意思是"思念，想念"。例如：

She misses her family a lot when she is away from home. (她在离家的时候很想念家人。)
I miss my old friends from high school. (我很想念我的高中时期的老朋友。)

"Miss"也可以作名词使用，表示"女士"，例如：

Miss Smith is our new math teacher. (史密斯女士是我们的新数学老师。)

如果想表达"她说想你了"的意思，还可以使用其他表达方式，例如：

She told me she misses you. (她告诉我她想念你。)
She said she's thinking of you. (她说她在想你。)

希望这些信息对你有帮助。