单词：time-division digital switching
单词：time-division digital switching 相关文章
Senegals tech scene has been slow to get off the ground due to a lack of qualified coders. But a locally run company is trying to change that, while also helping young people find jobs. Local tech start-ups are tackling day-to-day conveniences in the
VOA标准英语2017年(8月)
Daisy and Herbie are chatting. (D=Daisy; H=Herbie) D: How come you were late for school again this morning, Herbie? Didn't you just buy a lazybones Alarm Clock? H: Yes, I did. D: Did you forget to set
赖世雄中级美国英语
Paul: I need a new cell phone plan. These roaming and overage charges are killing me! Shauna: I thought you had a good calling, messaging, and data plan. Paul: I do, but Im still going over each month. Shauna: Have you thought about a prepaid plan? Y
地道美语播客
AS IT IS 2014-12-14 Will Technology Benefit Very Young Children? 新技术会让小小孩受益吗? Technology literacy is important to the economic and educational future of the next generation. Scientists and educators in the U.S. and China say it'
2014年VOA慢速英语(十二)月
Channel A channel is a single communications path in a transmission medium connecting two or more points in a network, each path being separated by some means; e.g., spatial or multiplex separation, s
电信英语
SSN switched service network SS signaling system Station Equipment Station equipment is a component of telecommunications systems such as a telephone or data terminal, generally located on the user's
电信英语
DSB Direct Satellite Broadcast 直接卫星广播 DSB Double SideBand 双边带 DSBRC Double SideBand Reduced Carrier 双边带减幅载波 DSBSC Double SideBand Suppressed Carrier 双边带抑制载波
电信英语
Switching Cell Phone Plans Paul: I need a new cell phone plan. These roaming and overage charges are killing me! Shauna: I thought you had a good calling, messaging, and data plan. Paul: I do, but Im still going over each month. Shauna: Have you thou
2012年ESL之日常生活
Jeanie, United States speaker Something that I waste a lot of time doing is worrying unnecessarily about different things in my life. One example is I often worry about what to do in the future so Should I keep teaching? Should I go back to school? I
一起闲话英语-English Chitchat
No I think I'll stay in tonight 不 我想我今夜不会外出 Skip the conversations and the oh I'm fines 跳过那些谈话吧 我很好 No I'm no stranger to surprise 我已经习惯了这些出人意料的事情 This paper town has let me down t
听歌学英语
No, I think I'll stay in tonight Skip the conversations and the oh, I'm fines No, I'm no stranger to surprise This paper town has let me down too many times Why do I even try? Give me a reason why I thought that I could trust you, never mind Why all
音乐咖啡厅
Some jobs these days require little more than a laptop and an internet connection, allowing many digital nomads the opportunity to live and work in cities across the world. But because they often only stay in a place for a few weeks or months at a ti
英语新闻
The Amazing Media Habits Of 8-18 Year Olds Kids are leading the world's transition to digital media. This is in part because kids aren't afraid of technology, and, in part, because kids haven't spent years getting use to anything else. So if you want
阅读空间
What Are the Easiest Hobbies to Pick Up? If a hobby is a recreational pursuit, something that is done with ones spare or leisure time, then what activity outside of work isnt a hobby? Is sleeping a hobby? What about eating? Can unemployment be consid
阅读空间
I was in New York during Hurricane Sandy, and this little white dog called Maui was staying with me. Half the city was dark because of a power cut, and I was living on the dark side. Now, Maui was terrified of the dark, so I had to carry him up the s
英语语言学习
Journalism in America 美国新闻业 Digital resurrection 数字复兴 Some moderately good news in the news industry 新闻业的好消息 IN FEBRUARY Vice, a media firm that caters to youngsters who like their news with a dollop of sass and hip-ho
经济学人商业系列
一曲打遍天下：christina perri-jar of hearts Christina Perri是一名来自美国费城的创作歌手，至今并未签约到任何厂牌。她的第一支单曲《Jar of Hearts》的首次亮相是在美国大型舞蹈选秀节目《So you th
经典英文歌曲
By 2001 Apple had revived its personal computer offerings. It was now time to think different. 到2001年，苹果已经为自身的计算机产品做了不少创新。现在是非同凡想的时候了。 A set of new possibilities topped the what-ne
乔布斯传