字串阵列存入ArrayList问题 ?

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public class DataDb {
 
  static ArrayList<ArrayList<String>> SingerSong = new ArrayList<ArrayList<String>>();
  static ArrayList<String> Singer = new ArrayList<String>();
 
  public static void main(String[] args) {
    String[] Number = { "1", "5", "4", "3", "2" };
    String[] Name = { "李", "王", "林", "陈", "蔡" };
    String[] pinyin = { "li", "wang", "lin", "chen", "cai" };
 
    for (int i = 0; i < Number.length; i++) {
      Singer.add(Number[i]);
      Singer.add(Name[i]);
      Singer.add(pinyin[i]);
    }
    SingerSong.add(Singer);
    System.out.println(SingerSong);
  }
 
}

1

[[1, 李, li, 5, 王, wang, 4, 林, lin, 3, 陈, chen, 2, 蔡, cai]]