//Activity注册类id前缀
public static class ActivityIdPrefix
{
    /// <summary>
    /// 测试单位
    /// </summary>
    public const string Test = "test";
    /// <summary>
    /// 角色
    /// </summary>
    public const string Role = "role";
    /// <summary>
    /// 敌人
    /// </summary>
    public const string Enemy = "enemy";
    /// <summary>
    /// 武器
    /// </summary>
    public const string Weapon = "weapon";
    /// <summary>
    /// 子弹
    /// </summary>
    public const string Bullet = "bullet";
    /// <summary>
    /// 弹壳
    /// </summary>
    public const string Shell = "shell";
}