二极管换向

听力每日练习listen 4

Dialogue 4 BUYING A SECOND-HAND CAR Laurance- What kind of a car do you have? Soony--- An old one. Laurance- I know it's old, but what make is it? Soony-- - It's a Chevrolet. Why do you ask? You going

发表于:2018-12-03 / 阅读(61) / 评论(0)

听力每日练习补充

无线电导航有声信标相关词汇-3

auxiliary anode 辅助阳极 auxiliary grid 辅助栅极 auxiliary jack 辅助塞孔 auxiliary memory 辅助存储器 auxiliary signal 辅助信号 auxiliary transmitter 备份发射机 available powe

发表于:2018-12-08 / 阅读(63) / 评论(0)

电信英语

NPR 2011-06-17

After two weeks of scandal, Democratic Congressman Anthony Weiner of New York is leaving office. NPR's Margot Adler reports that Weiner officially resigned this afternoon at the same location where he first asked citizens for their votes some 20 year

发表于:2018-12-17 / 阅读(76) / 评论(0)

2011年NPR美国国家公共电台6月

机械类词汇大全-28

1135 、晶体点阵；晶体格构；晶格 crystallattice 1136 、棘轮和爪 ratchetandpawl 1137 、棘齿 ratchet 1138 、棘齿弓钻 ratchetbrace 1139 、壳型模塑 shellmoulding 1140 、

发表于:2019-01-03 / 阅读(74) / 评论(0)

英文名句短语

英文原版对话1000个:924 Coasteering

Dai: So, you mentioned coasteering. What is that? Sharron: Right. What it is... it's organized by some groups of people. It can be quite dangerous, but it's very well-run in that you all go out in wetsuits, and you'll go out for a few hours around th

发表于:2019-02-05 / 阅读(58) / 评论(0)

原版英语对话1000个

英语美文：山路历险记

Fear is a fact of life everyone faces from time to time. In most cases fearis a healthy reaction to a dangerous situation. But sometimes fear can be so extreme, so overwhelming, that it interferes with normal living. That is what happened to me drivi

发表于:2019-02-25 / 阅读(150) / 评论(0)

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