The intelligent clock based on infrared remote control was realized by utilizing the IC DS1302 and SCM AT89C2051.
采用集成电路芯片DS1302和单片机AT89C2051对红外遥控智能时钟进行实现,完成了系统各模块接口电路的设计,并对系统的各功能模块进行编程实现。
software and application of a kind of intelligent clock control.
本史给出了一种以MCS-51单片机为核心的智能时钟控制系统的设计,介绍了该系统的控制模式、控制系统的硬件电路构成、系统软件设计及实际应用情况。
The wheel of history cannot be turned back.
历史的车轮不能倒转。
The wheel of history can never be turned back.
历史车轮绝不能倒转。
impossible to reverse or be reversed.
不能倒逆或不可逆转。
Although magnetic reversals have occurred many times in the geologic past, it is not yet possible to predict when the next reversal will occur.
尽管在过去地质时期地磁场发生了多次倒转，但要预测下次倒转将在何时发生也还是不可能的。
There have been so many reversals that it is not likely that all have caused the demise of a large number of species.
已发生的倒转有很多次，所有的倒转事件都引发大量物种的死亡是不可能的。
You can not turn back the hand of the clock .
时钟难倒转，光阴不可留。
Gerry: That's not a bad idea. Can you reverse charges on a mobile?
麦克斯:这主意不错。你能把打出和接听电话的费用倒转过来吗？
Richard wished that he had lived in frontier days, but he can't turn back the clock.
理查德希望生活在从前拓荒的时代，但是他却不能使光阴倒转。
If trade does not improve soon, the firm any go bankrupt, and then al the workers will be out of their job.
如果买卖不迅速成好转，公司就能倒闭，工人就将失业。
Oh, no!I can't do it.
哦，不！我不能把房子吹倒。
Then when school let out for summer vacation and her report card came, it turned out she had flunked two subjects and couldn't be promoted.She wanted to save face and wouldn't transfer to another department or school.
放了暑假，报告单来了，倒有两门功课不及格，不能升班，这孩子又要面子，不肯转系转学。
Nobody can put back the clock; you can't. Nor can I.
谁也不能使光阴倒流，你不能，我也不能。
The tree falls not at the first stroke.
树不是一斧子能砍倒的。
impossible to deny or disprove.
不可能否认或者驳倒。
The institutions aren't likely to go out of existence.
这些机构不大可能倒闭，
This car won't go into reverse.
这辆轿车不能倒车。
I must not be cast down.
我绝对不能被压倒。
The act of inverting.
倒置，倒转颠倒的动作