public static void main(String[] args){
String a = "我是 f_static_000 的 f_static_001 aaa f_static_001";
a = a.replaceAll("f_static_\\d{3}", "#[face/png/$0]#");
System.out.println(a);
//输出：我是 #[face/png/f_static_000]# 的 #[face/png/f_static_001]# aaa #[face/png/f_static_001]#
}
