Contain 5 groups, user-defined from Sunday to Monday alarm clock ,intercalate snooze time.

5组钟，可自定义周日至周一铃，可设置贪睡间。

See also: clock alarm, untimed alarm, orphan alarm, snoozed alarm, session alarm

钟，通常与间日程相关联，钟间可以通过调整议程。

Even naps are beneficial, according to a Harvard study in which subjects who took a 90-minute snooze after learning a task performed 50 percent better over a 24-hour period than the napless group.

根据哈佛大学的一项研究表明，即便是打个盹也会对记忆有帮助。受测者学习后打盹90分钟的人们在24小内要比那些没有打盹的人群表现好。