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Half Duplex Half duplex is a transmission path capable of transmitting signals in both directions, but only in one direction at a time. HDLC high-level data link control Header The header is control i
电信英语
This is the VOA Special English Technology Report. The world has almost seven billion people. At least two billion are expected to be on the Internet by January. New growth is mostly from developing countries. Yet only twenty-one percent of their pop
2010年VOA慢速英语(十一)月
Successful Debate for New Learners and Large Classes 给初学者和大教室学生准备 Discover Debate Teachers of English may hesitate to teach debate because they think it is beyond their students language ability, or proficiency. But debate can
2015年VOA慢速英语(五)月
Successful Debate for Expressing Opinions Teachers of English may hesitate to teach debate because they think it is beyond their students language ability, or proficiency. But debate can be a powerful tool. It can help students learn to speak natural
2016年VOA慢速英语(四)月
编程 api(application programming interfaces，应用程序接口) ascii(american standard code for information interchange，美国国家标准信息交换代码) atl: activex template library(active
实用英语
Want to learn a new language, but don't have the time? Here are a few simple tips on how to make your journey into a new language a success. 想学习一门新语言，但没有时间？下面教你几个诀窍，让你踏上学习新语言的成功之
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