功率附加效率

睡眠好记忆好

Studying for a big exam at school or a presentation at work, but don't forget to get a good night's sleep. Brain scientists report more evidence this week that sleep can improve your memory. Researche

发表于:2018-12-11 / 阅读(156) / 评论(0)

万花筒2006年

发现可以给手机充电的细菌

Bacteria Discovered To Recharge Cell Phone A microbe called Rhodoferax Ferrireducens，found in the mud at Oyster Bay，Virginia，has been discovered to transfer electrons directly onto an electrode

发表于:2018-12-18 / 阅读(155) / 评论(0)

有声杂志阅读

趣味青春英语第149期:On hold

Idiom: On hold 暂时不做，搁置一段时间 Hit the book: Remote Grid Incentive Apart from Drawback Efficiency Equator Tilt

发表于:2018-12-27 / 阅读(217) / 评论(0)

趣味青春英语

银行英语情景口语第134期:国际结算业务拒付退单(2)

A: Hello, welcome to the International Business Counter, Sir. What can we do for you today? 您好，先生，欢迎光临国际业务柜台。今天我们能为您做些什么吗？ B: Hi. I need some help with these documents under L/C. 你好。我需

发表于:2018-12-27 / 阅读(165) / 评论(0)

银行英语情景口语

大学英语四级词汇 025

eat v.吃 echo n./v.回声，回响；共鸣 economic a.经济学的，经济(上)的 economical a.节省的；经济学的 economy n.经济；节约 edge n.边，边缘；刀口，刃 edit vt.编辑 edition n.版，版本 editor n.编者，编辑 ed

发表于:2018-12-30 / 阅读(181) / 评论(0)

大学英语四级词汇拼读版

六级词汇与结构练习（23）

坚持不懈，直到成功。我们每天的奋斗就像对参天大树的一次砍击，头几刀可能了无痕迹。每一击看似微不足道，然而，累积起来，巨树终会倒下。这恰

发表于:2019-01-03 / 阅读(219) / 评论(0)

四六级词汇与结构练习

64.It's a Puzzlement

The fine-furniture store where I work has been in business since the 1920s.Recently I received a call from a woman who wanted to replace some chairs from a dining set purchased from us in the 1930s.I

发表于:2019-01-03 / 阅读(153) / 评论(0)

英汉幽默故事选读

China's clean-energy-generated power usage on rise

China's clean-energy-generated power usage on rise BEIJING, Nov. 24 (Xinhua)-- Consumption of clean-energy-generated electricity has increased in China as it looks to become less reliant on fossil fuels, statistics from the State Electricity Regulato

发表于:2019-01-07 / 阅读(151) / 评论(0)

英语新闻

SSS 2011-08-17

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? When a healthy rat smells a cat, it flees. But rats infected with the Toxoplasma brain parasite actually follow cat odors, often presumably to their doom, red in tooth a

发表于:2019-01-08 / 阅读(198) / 评论(0)

Scientific American(八)月

2006年VOA标准英语-Wide-Scale Blackout Across Much of Western Euro

By Sabina Castelfranco Rome 05 November 2006 Undated visualization picture from NASA shows a view of Europe at night Across Western Europe, power cuts temporarily plunged homes into darkness overnight. Millions of people were affected in France, Ger

发表于:2019-01-10 / 阅读(150) / 评论(0)

2006年VOA标准英语（十一月)

VOA慢速英语 Agriculture Report - Improving 'Feed Efficiency' in Cattle

Agriculture Report - Improving 'Feed Efficiency' in Cattle 农业报道 - 提高牛的饲养效率 From VOA Learning English, this is the Agriculture Report in Special English. 这里是美国之音慢速英语农业报道。 Animal feed is the bigge

发表于:2019-01-12 / 阅读(170) / 评论(0)

2012年VOA慢速英语(十一)月

研究显示太阳电站运行或拉低熔融金属价格

Study: Running Sun Power Plant With Molten Metal May Be Cheaper 研究显示太阳电站运行或拉低熔融金属价格 Power plants that work with concentrated solar power use special molten salt to convert the suns heat into steam which turns the

发表于:2019-01-14 / 阅读(118) / 评论(0)

VOA标准英语2016年(三月)

TED演讲:我们为什么要排气(3)

At the same time, methanogens can use hydrogen and carbon dioxide produced by other bacteria to generate methane, 同时，产甲烷菌可以使用其他细菌产出的氢和二氧化碳以生成甲烷， which can reduce the total volume of gas by u

发表于:2019-01-17 / 阅读(160) / 评论(0)

TED演讲教育篇

TED演讲：每天一秒钟(4)

I was on a three-month road trip this summer. 今年夏天我度了三个月的假。 It was something that I've been dreaming about doing my whole life, 这是我一生梦寐以求的东西， just driving around the U.S. and Canada and just figurin

发表于:2019-01-18 / 阅读(147) / 评论(0)

TED演讲教育篇

商务口语第57讲:工厂参观会(1)

A: What is the efficiency of this product line？ B: It's about 85%. A：这个生产线的效率是多少？ B：差不多85%。 2.Labor costs 人工成本 A: Why do we have such high labor costs？ B: Our labor workers were from the state owned enterprise. A：我们的人工

发表于:2019-01-21 / 阅读(121) / 评论(0)

天天商务口语

VOA标准英语2013--美国帮助巴基斯坦发展电力

美国帮助巴基斯坦发展电力 The U.S. Agency for International Development, or USAID, has provided Pakistan valuable assistance in generating critically needed electricity. To highlight these assistance projects, U.S. Secretary of State John

发表于:2019-02-01 / 阅读(122) / 评论(0)

VOA常速英语2013年(八月)

学个词Learn a Word 第1617-added

今天我们要学的词是 added. Added 意思是附加的，额外的。The win carried added meaning for the coach who will retire after the season. 这场胜利对于赛季结束后即将退休的教练来说有着特殊的意义。鉴于奥巴马在

发表于:2019-02-02 / 阅读(133) / 评论(0)

英语单词荟萃

VOA常速英语2007年-Fuel Efficiency, Gadgets Mark Los Angeles Auto

By Mike O'Sullivan Los Angeles 16 November 2007 Auto makers who are showcasing their latest models at the Los Angeles auto show are expanding product lines in the hope of staying competitive in a changing market. Mike O'Sullivan reports, carmakers fr

发表于:2019-02-06 / 阅读(187) / 评论(0)

VOA常速英语2007年（十一月）

托福满分作文范文：关于工作时间

Some people prefer to get up early in the morning to start the day's work; while other people like to get up later in the day to work until late at night. Which option do you prefer? I would choose to get up early in the morning. This view is based o

发表于:2019-02-19 / 阅读(111) / 评论(0)

托福英语

经济学人243:节能以人为本 Back to basics

Back to basics 节能以人为本 Energy efficiency is not very flashy. That may be a selling point 能源增效并不那么高高在上，也许它还是个卖点。 Hope those are energy-saving bulbs 希望大家都使节能灯泡 WHEN Richard Sanc

发表于:2019-02-24 / 阅读(208) / 评论(0)

经济学人综合

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