Moreover, they suggest that school children should invest in a real alarm clock to make sure that they get a good night's sleep and arrive at school on time.
此外，他们还建议学校的孩子们应该买一个真正的闹钟，以确保他们晚上睡个好觉，准时到校。
2
A real-timeclock circuit(X1228)is applied to be an hourmeter, data memorizer and alarm in speedometer.
实时时钟电路（X1228）被用作里程表，数据存储器和车速表中的警报。
3
And, the system can realize functions of automatic irrigation, drainage warning, realtimeclock, historical data inquiry, data up-transmission and two-way communication.