Fade - This is a reduction in the received signal. It is caused by absorption, refraction, or reflection. Fax - This is a shortening of Facsimile, and it refers to one fax machine sending a digital re

发表于:2019-01-03 / 阅读(48) / 评论(0) 分类 电信英语

重要电脑英语及其缩写 CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,

发表于:2019-02-16 / 阅读(35) / 评论(0) 分类 实用英语

Here is VideoJug's guide to looking more approachable. Judi James, our body language expert and author of 'Body talk At Home', shows you how to send out the right signals so you come across as approachable and as someone everyone wants to meet. 如何让

发表于:2019-02-18 / 阅读(24) / 评论(0) 分类 实用英语

But heres a mystery: When you press pause on the VCR, the screen doesnt go blank. Instead, you get a frozen image. Remember, you need a changing magnetic signal to create even a still video image. If the video tape isnt moving, where is this changing

发表于:2019-03-06 / 阅读(166) / 评论(0) 分类 英语时差8,16

Although audio tapes and video tapes look different, theyre based on the same principles. Each has a roll of magnetic material which slides past the so-called playback head in the VCR or cassette deck (cassette decks have one playback head, VCRs have

发表于:2019-03-06 / 阅读(164) / 评论(0) 分类 英语时差8,16

How Your VCR holds a Note VCR-盒式磁带录像机VCR是Video Cassette Recorder的缩写盒式磁带录像机。就功能上而言,它是使用空白录像带并加载录像机进行影像的录制及存储的监控系统设备。VCR作为许多晚会

发表于:2019-03-09 / 阅读(120) / 评论(0) 分类 英语听力文摘 English Digest