Package members may be marked with visibility modifiers to help control access to the member.

包成员可以使用可见性修饰符来标记，以控制对成员的访问。

youdao

I developed the campus card system, member management system, Access Control system is stable, easy management!

我公司开发的校园一卡通系统，会员管理系统，门禁考勤系统运行稳定，管理方便！

youdao