拟交感神经兴奋剂

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(90) / 评论(0)

万花筒2006年

喝咖啡是否有益于身体健康？

Narrator: First we heard medical studies saying that caffeine in coffee was probably bad for the heart， but recent research showed that coffee may be good for the cardiovascular system , that's left

发表于:2018-12-11 / 阅读(82) / 评论(0)

万花筒2006年

NPR 2011-11-02

Greece is reported to be in damage-control mode a day after its Prime Minister George Papandreou announced he would let the people vote on the European plan passed last week to bail out Greece and shore up European banks. The decision stunned other E

发表于:2018-12-17 / 阅读(88) / 评论(0)

2011年NPR美国国家公共电台11月

SSS 2009-01-23

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As Valentines day approaches, remember, its the thought that counts. Just ask a decorated cricket. Because according to a study published in the January

发表于:2018-12-24 / 阅读(100) / 评论(0)

Scientific American(一)月

2013年ESL之就医和人际交往 05 Using Caffeine as a Stimulant

Using Caffeine as a Stimulant Joan: Hi, how are you? What are you doing? What is this? Roberto: Whoa! Youre very high- strung this morning. Joan: Am I? I am a little wired. Ive been up all night trying to finish an assignment for one of my classes. R

发表于:2018-12-27 / 阅读(157) / 评论(0)

2013年ESL之就医和人际交往

注意力不集中？原来这是一种大脑的疾病

People With ADHD Have Different Brains 患有多动症的人有着不同的大？ Certain brain structures related to emotion and reward are smaller in people with the disorder, new research finds. 据最新的研究表明，患有多动症的人的大

发表于:2019-01-03 / 阅读(97) / 评论(0)

阅读空间

你对咖啡上瘾吗

NB: This is not a word-for-word transcript 6 Minute English ?British Broadcasting Corporation 2014 Page 1 of 4 bbclearningenglish.com (Slurp of coffee) Rob: Mmm! A quick sip of my coffee to get me in the mood for todays programme! Welcome to 6 Minute

发表于:2019-01-07 / 阅读(75) / 评论(0)

六分钟英语

聪明人的10大特征你身上具备吗？

Unless you think youre the smartest, who doesnt want to be smarter? Of course I want to be smarter too, so I try to find out whos the real smart guy that maybe I can learn from. James Gardner has got me an answer on Quora about whether someones smart

发表于:2019-01-08 / 阅读(96) / 评论(0)

励志英语

联合国促澳大利亚带头打击亚洲毒品走私

UN Wants Australia to Take Lead Against Asian Drug Traffic 联合国促澳大利亚带头打击亚洲毒品走私 From VOA Learning English, this is the Health Lifestyle report. United Nations officials say they have recently seen an increase in the

发表于:2019-01-12 / 阅读(109) / 评论(0)

2016年VOA慢速英语(八)月

孙杨药检呈阳性禁赛3个月

The China Anti-Doping Agency said Sun Yang had tested positive for a banned stimulant trimetazidine, state news agency Xinhua reports. 中国新华社消息，中国反兴奋剂中心宣布孙杨因在兴奋剂三甲氧苄嗪检测中呈阳性被禁赛

发表于:2019-01-16 / 阅读(116) / 评论(0)

英语新闻

TED演讲:性格的迷思--你究竟是谁(4)

Let me explain. 下面我来解释一下。 One of the things that characterizes extroverts is they need stimulation. 外向性格的人的一大特征，就是他们需要刺激。 And that stimulation can be achieved by finding things that are exci

发表于:2019-01-18 / 阅读(71) / 评论(0)

TED演讲科学篇

雅思词汇：奥运会相关项目

里约奥运将近，准备程度就不评论了....但为了雅思考试，雅思频道还是为大家整理了下奥运会相关词汇，供同学们复习雅思使用，尤其口语考试。以下是详细内容。 athlete 运动员 referee 裁判

发表于:2019-01-18 / 阅读(128) / 评论(0)

雅思英语

【一起听英语】喝咖啡上瘾

罗伯特别喜欢喝咖啡，包括主持节目的时候，哪个国家的人均咖啡消费量最高呢，今天这期节目让我们揭晓答案...... Rob: Mmm! A quick sip of my coffee to get me in the mood for todays programme! Welcome to 6 Minu

发表于:2019-01-23 / 阅读(66) / 评论(0)

一起听英语

想要晚上睡得踏实,就不该吃这些东西

Theres nothing more frustrating that lying in bed unable to sleep. Stress, discomfort or worry can all prevent us dropping off, as can certain foods and drinks. There are top tips you can follow eat early, eat light, and dont drink too much fluid for

发表于:2019-02-01 / 阅读(103) / 评论(0)

实用英语

英语悠选脱口秀第83期:宇宙钢铁侠

讲解 Todays key word is Musk Musk 麝香 Musk is a substance with a strong smell which is used in making perfume. Here is an example: Musk is used for perfumes and stimulant(兴奋剂). 麝香可以用作香料和兴奋剂。今天我们要说的这

发表于:2019-02-05 / 阅读(92) / 评论(0)

英语悠选脱口秀

睡觉使人聪明

Amazing news for lazy people; sleep makes you smarter. Not studying, reading or revising, just sleeping, although the other three wont hurt either. A joint study conducted by Harvard Medical School and the University of Pennsylvania found that shut-e

发表于:2019-02-13 / 阅读(84) / 评论(0)

阅读空间

经济学人330:禁毒东非的兴奋剂禁令

Britain Dug prohibition 英国禁毒 Banning the east African stimulant may backfire 东非的兴奋剂禁令可能会适得其反 OUTSIDE a newsagent's shop in the Clapham Road, a south London thoroughfare, a man sucks on a rolled-up cigarette and

发表于:2019-02-17 / 阅读(111) / 评论(0)

经济学人文艺系列

睡眠如此重要，你为何不珍惜呢？！

Why Is Sleep So Important? 为何睡眠如此重要？ If you have sleep deficit it impacts everything you do think and act. Unfortunately a major amount of people have a large sleep deficit. 睡眠不足会影响你的一切思考和行为。不幸的

发表于:2019-02-17 / 阅读(85) / 评论(0)

阅读空间

注意力不集中？喝咖啡真的有效吗？

Central nervous system stimulant medicines are the most commonly prescribed medications to treat symptoms of attention deficit/hyperactivity disorder (ADHD). These stimulants activate the level of activity, arousal, or alertness of the central nervou

发表于:2019-02-18 / 阅读(92) / 评论(0)

阅读空间

【英语语言学习】关于药物

RACHEL MARTIN, HOST: With a bit of science, you can turn an illegal high into a legal one. This transformation comes at the molecular level. Some drugs can be altered to make them above board, making them essentially copies of banned drugs. So, how a

发表于:2019-02-23 / 阅读(109) / 评论(0)

英语语言学习

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学英语单词

annual mean temperature difference

babycar

badmen

barb bolt

center/centre of twist

charged particle astronomy