该系统是一个能够定时并及时报警，提醒人们安全有效地按计划完成任务的系统。

So the system can remind people of accomplishing tasks safely and efficiently according to their plans.

youdao

该系统是一个能够定时并及时报警，提醒人们安全有效地按计划完成任务的系统。

So the system can remind people of accomplishing tasks safely and efficiently according to their plans.

youdao