无线传感器能比有线传感器更容易，更快捷和更省钱地附加在一个结构体上。
Wireless sensors can be added to a structure much more easily, quickly and cheaply than wired sensors.
无线传感器也正突然出现在农田里，用以在广阔的土地上测量温度、湿度和亮度，在这里有线传感器铺设起来很费力气。
Wireless sensors are also cropping up on farms, to measure temperature, moisture and light on tracts of land where wired sensors cannot easily go.
使用有线传感器组成的监测网络布线量大、安装和维护费用高、可靠性差，并且在复杂楼宇物中的某些地方无法布线。
Use wired sensors monitoring network cabling composed of large quantity, installation and maintenance costs high, poor reliability, and in some parts of the complex building things cannot wiring.
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