谐振角频率

中级英语听力lesson 10

Here's the news at 11:30. Thousands of people have marched through the centre of Corby in Northamptonshire to protest against plans to close the steel works, the town's major employer. The marchers de

发表于:2018-12-03 / 阅读(156) / 评论(0)

英语解说豆知识2009年

什么叫“蓝牙”（一）

What is Bluetooth？ Bluetooth is a universal radio interface in the 2.45GHz frequency band that enables portable electronic devices to connect and communicate wirelessly via short-range, ad hoc netwo

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新概念英语第一册Flash第2版

实用英语综合教程第二册-4

UNIT 4 Text A PRE-READING TASK Exercise 1 Before reading the passage, look at these questions. Then try to find the answers as you read it. 1. Where is the Bermuda Triangle located? 2. What happened t

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实用英语综合教程

老友记第一季第十七集英文歌：What's the Frequency, Kenneth

What's the frequency kenneth is your benzedrine Uh huh I was braindead locked out numb not up to speed I thought I'd pegged you an idiot's dream Tunnelvision from the outsider's screen I never understood the frequency Uh huh You wore our expectations

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Friends 老友记全10季英语插曲

VOA慢速英语2011--A Closer Look at High-Frequency Trading

Economics Report - A Closer Look at High-Frequency Trading 经济报道 - 近距离审视股票市场高频交易 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 Once, stocks were traded through the

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2011年VOA慢速英语(十)月

2007年VOA标准英语-Magnetic Resonance Imaging Urged for Women at H

By Melinda Smith Washington 30 March 2007 Since the mid-20th century the World Health Organization reports there has been an increase in the rate of breast cancer among women in developed countries. For decades, doctors have urged their patients to d

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2007年VOA标准英语（三月）

TED演讲:书呆子教你如何在线学习(9)

And lastly, here's Destin, from Smarter Every Day, 最后是《每天聪明一点点》的德斯丁， talking about the conservation of angular momentum, and, since it's YouTube, cats: 为我们讲述动量守恒，由于是在YouTube上，所以他用

发表于:2018-12-30 / 阅读(177) / 评论(0)

TED演讲科技篇

Jet Lag and the Brain

54 时差对大脑的影响 DATE=6-6-01 TITLE=SCIENCE REPORT- Jet Lag and the Brain BYLINE=Nancy Steinbach (Start at 59

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科技之光

SSS 2009-10-20

Searching the Internet can be a totally exhausting experience, as you bounce from one site to another to another, sometimes until you cant remember what you were looking for in the first place. But according to scientists at U.C.L.A., all that virtua

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Scientific American(十)月

UNIT 7 Sports and Good Health Lesson56

[ti:UNIT 7 Sports and Good Health Lesson56] [0:00.886]Unit 7 [0:03.266]Sports and Good Healthy [0:06.443]Lesson 56 [0:09.320]Unit Review [0:11.461]Ⅰ. [0:12.879]Building Your Vocabulary [0:15.624]A. [0:16.807]Fill in the blank with the proper word.

发表于:2019-01-09 / 阅读(210) / 评论(0)

河北教育初中英语（初中起点）七年级下册

可以帮助农民干活的机器人

Robot Can Help With Farm Work 可以帮助农民干活的机器人 In the American state of Idaho, a robot moves between lines of fruit trees and grapevines. It is doing farm work. Called IdaBot, this robot is a prototype, or model. An engineering te

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2016年VOA慢速英语(十一)月

VOA常速英语2014--High Frequency Traders Under Scrutiny 美司法部调查高频交易

High Frequency Traders Under Scrutiny 美司法部调查高频交易 The U. S. Justice Department is investigating the relationship between high frequency trading firms and major exchanges -- and regulators in Washington and the state of New York are

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VOA标准英语2014年(四月)

TED演讲:听到的色彩(1)

Well, I was born with a rare visual condition called achromatopsia, which is total color blindness, 我出生在一个色彩极少的世界,世界只有明暗之分，这叫做全色盲 so I've never seen color, 所以我不知道什么是颜色， a

发表于:2019-01-18 / 阅读(149) / 评论(0)

TED演讲国际问题篇

美国科学60秒 SSS 2013-05-01

Ｔhis is scientific American sixty-second science .I'm Sophie Bushwake. Ｇot a minute ？what makes someone sound sexy？don't make you ruin it . To get the scientific built point ,researchers engaged volunteers' responses to different voices，the

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Scientific American(五)月

英语听力：探索发现 2014-05-30 BBC 地平线：陨石的真相-9

Itsremarkable how we are able to build up this picture of whats going on millionsof miles away in the solar system. Its one of the joys of science really, justalmost like a detective picking up on those tiny clues to tell a bigger story. Sothat the b

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探索与发现2014年

孙燕姿的“绿光”真实存在

还记得孙燕姿那首红遍大江南北的《绿光》吗？翻越过前面山顶、层层白云，绿光在哪里？不知道有多少人跟小编一样，以为歌里的绿光只是对幸福的比喻。而其实在现实中，绿光是真实存在

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实用英语

中国布局引力波探测

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

发表于:2019-02-02 / 阅读(188) / 评论(0)

英语新闻

二十个表达频率的词组

There are many ways to express the frequency of events. Here are just a few. 你可以用许多方式来表达事情发生的频率，以下仅为其中一些。 1. a few times 1.几次 2. all the time 2.总是 3. almost always 3.几乎总是 4. almo

发表于:2019-02-03 / 阅读(200) / 评论(0)

实用英语

经济学人265:传递热量良好的传导

Science and technology 科学技术 Channelling heat 传递热量 Good conduct 良好的传导 It may soon be possible to control heat flows with great precision 有可能实现对热流的精确控制 HEAT, as every schoolboy knows, moves in three w

发表于:2019-02-17 / 阅读(135) / 评论(0)

经济学人科技系列

“视频”用英语怎么说

视频在英语中常表示为： video frequency (V.F.); vision frequency; visual frequency; video 例句: 1. 谁说视频游戏不能被赋予教育意义? Who says video games aren't educational? 2. 选择面广而且视频质量高。 High qualit

发表于:2019-02-18 / 阅读(170) / 评论(0)

英语口语

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