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- IEEE802.11b LAN use wireless media to transmit information. Since the wireless media is more complex than wired media, the MAC layer access controling mechanism of IEEE802.11b is more complex. IEEE80 2 .;11b采用无线方式传输信息;而无线方式传输与有线方式传输相比;具有较大的复杂性;所以其MAC(媒体访问控制 )机制也更加复杂。
- He wired (to) his brother to send some money. 他给他哥哥打了个电报要求寄些钱来。
- A kite dangles from a telephone wire. 一只风筝悬挂在电话线上晃来晃去。
- The two pieces of wood were wired together. 这两块木头已用金属丝捆在一起了。
- The fabric was displayed on a wired stand. 那种织物陈列在金属制的架子上。
- The studio is being wired for sound. 这个播音室正在安装音响设备用的电线。
- With deft fingers she untangled the wire. 她用灵巧的手指解开了金属线。
- The media have a lot of power today. 现在大众传播媒介有很大的力量。
- The wedding got massive media coverage. 婚礼得到大众传播媒介的广泛报道。
- She wired (us) that she would be delayed. 她给我们打来电报说她得晚到。
- The house is not wired for electricity yet. 这所房子还没有铺设好电线。
- The ground is shut in by a wire fence. 那块地被铁丝篱笆围住。
- A wise candidate should have the media in hand. 一个明智的候选人应该把传媒控制在手中。
- He wired us that he would come by plane. 他打电报告诉我们他搭飞机来。
- He wired the basket to the bicycle. 他用金属丝把篮子绑在脚踏车上。
- A handle had been wired (on) to the box. 已经用金属丝把一个把手绑在箱子上了。
- Mass media is very important for advertisements. 大众媒介对广告来说很重要。
- The heavy wind cut off the wire. 大风刮断了电线。
- There was a big media hype for that new movie. 那部新推出电影有很大的媒体宣传。
- Newer media are obsoleting the book. 更新的传播媒介正在逐步淘汰书籍。