The computer in the farmhouse is checking the temperature, the water and the level of organic material in the soil.
农舍里的电脑正在检查温度、水和土壤中有机物质的含量。
For example, you want to buy a new car, because the old one has some problems But your wife throws cold water on the idea, because a computer costs too much.
VOA: special.2009.05.10
Now this is a rain gauge, and it's sitting on a roof of a building, and when the water falls into this gauge, it sends a signal to the logic unit of the computer, which immediately notifies the memory bank of the computer to seek out its instructions for a rainy day.
这是一个雨量测量器,安装在一个楼房的,屋顶上,当水流入到这个测量器,它就给计算机的逻辑部件发送一个信号,计算机立即通知内存条,为下雨天找出相应的指令。
Bill Hunt,a professor of Biology and Agricultural Engineering at North Carolina State University, has developed an easy-to-use computer model to predict how landscape impacts water pollution.
VOA: standard.2010.08.04
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