Soon Marconi's own spark-gap transmitters are sending Morse-code pulse streams across his lab without wires. 不久，马可尼自制的火花放电发送机，就能以无线的方式在实验室里传送摩斯电码脉冲流了。
Messages can be sent without wires. 电讯不用电线也可以传递。
You may have seen someone using a Bluetooth headphone adapter to interact with a mobile phone without wires, or perhaps you are a living testament to the phenomenon yourself. 您可能见过某人使用蓝牙耳麦适配器与移动电话进行无线交互，或者您本身就就使用过这样的技术。
Without wires, WLAN is of a good deal of merits, such as high mobility, low cost, little circuit troubles and so on. It is being developed and applied more and more widely. 由于摆脱了有线连接的束缚，无线局域网具有移动性好、成本低以及网络传输故障少等诸多优点，得到了越来越广泛的发展与应用。
On the other hand, as the portable devices such as laptops and palmtops become more and popular, the interest to have a level of services similar to those available from the conventional wired networks using those portable devices without wires is growing very fast these days. 另一方面，随着便携式设备如掌上电脑和笔记本电脑的越来越普及，人们也越来越对用无线技术使得这些便携式设备获得与传统的有线网络相类似的服务等级感兴趣。
