[化] 氟化物浓度

历年考研英语阅读理解mp3(01-4)

[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:03.83]2001 Passage4 [00:06.05]The world is going through the biggest wave of mergers [00:08.96]and acquisitions ever witnessed. [00:11.59]The process sweeps from hyperactive America to Europe

发表于:2018-12-01 / 阅读(129) / 评论(0)

历年考研英语阅读理解

SSS 2010-12-29

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Beauty is only skin deep. And the beauty of shiny white teeth is even less deep. Because a new study shows that fluoride forms a thinner protective shiel

发表于:2018-12-02 / 阅读(133) / 评论(0)

Scientific American(十二)月

Dental Health

07 牙病的预防与治疗 DATE=2-27-01 TITLE=SCIENCE IN THE NEWS #2113 - (1)Dental Health BYLINE=Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the

发表于:2018-12-07 / 阅读(97) / 评论(0)

科技之光

初中英语山东版九年级--Unit 10

It's important to get enough sleep. [00:06.27]Section 1 Before you read [00:08.18]PAIRWORK [00:09.20]Discuss the following questions [00:10.97]with your partner. [00:12.50]1.How many hours do you and your partner sleep [00:16.27]every day? [00:17.78]

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初中英语山东版九年级（全一册）

英美人天天都在说的4000句 1、a feather in sb.’s c

[00:17]R：Louis,I'll make a deal1 with you. [00:19]Instead of this petty charge you have against him, you get something really big, [00:22]something that would chuck him in a concentration camp for years. [00:26]Be quite a feather in your cap, would

发表于:2018-12-16 / 阅读(113) / 评论(0)

从零开始学口语

口腔临床英语对话第29期:正畸治疗(2)

Is it necessary to have cavities in the baby teeth repaired? 乳牙蛀成了洞还有必要补上吗？ If the baby teeth are going to fall out, I don't think that it matters if they become decayed. 如果乳牙是要脱落的，我想蛀了也没有关

发表于:2018-12-27 / 阅读(129) / 评论(0)

口腔临床英语对话

双语有声阅读:Controlling Your Concentration 控制你的注

Psychologically defined, concentration is the process of centering one's attention over a period of time. In practical application, however, concentration is not as simple to deal successfully with as the definition may imply. For this reason, it is

发表于:2019-01-02 / 阅读(121) / 评论(0)

双语有声阅读

10种冥想的好处

Weve all heard that meditation is good for us, but beyond Its relaxing, we might not be sure exactly why. The truth is that you can experience a multitude of both direct and indirect benefits from meditation, and in this post, were going to look at 1

发表于:2019-01-08 / 阅读(236) / 评论(0)

英语小短文

注意力不集中的6大罪魁祸首

There are many reasons why your mind might wander in class or during homework. Some of the most common factors are non-medical and simple, and they can be treated by making small changes in your routine. 在课堂上或者做作业时，思想不集中

发表于:2019-01-08 / 阅读(220) / 评论(0)

轻松英语

VOA标准英语2010年-Coal Burning Linked to Fluoride Diseas

A cluster of villages in China's Guizhou province has been plagued by an outbreak of disease that damages teeth and bones. Now, a new study by Chinese and American researchers puts the blame on polluted coal burned in home fireplaces. In small quanti

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VOA标准英语2010年(十)月

英文歌曲：Luther Vandross - Love The One You're With

There's a Rose In a fisted Glove and the eagle flies with the dove and if you can't be with the one you love it's alright Go ahead and love the one, love the one, love the one your with love the one, love the one, love the one your with If your guy c

发表于:2019-01-14 / 阅读(83) / 评论(0)

节奏布鲁斯

娱乐提高工作效率

Caught Twittering or on Facebook at work? It'll make you a better employee, according to an Australian study that shows surfing the Internet for fun during office hours increases productivity. 上班时上Twitter或Facebook网被撞见？这会让你成

发表于:2019-01-15 / 阅读(85) / 评论(0)

实用英语

科学美国人60秒 SSS 海狸牙齿的奥秘

Ah yes.The ol' fluoride rinse at the dentist. Not pleasant. But hey, good for your teeth, right? 没错，这是牙医洗牙用的含氟漱口水。确实够闹心的。但毕竟对你的牙齿有益不是吗? Well now materials scientists have been

发表于:2019-01-20 / 阅读(99) / 评论(0)

2018年科学美国人1月

SCIENCE IN THE NEWS - Dental Health

SCIENCE IN THE NEWS - November 26, 2002: Dental Health By Nancy Steinbach VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program abo

发表于:2019-01-30 / 阅读(108) / 评论(0)

科技之光

学个词 Learn a Word-VOA英语教学 2280-fluoride

今天我们要学的词是 fluoride. Fluoride 氟化物。The U.S. government is lowering the recommended amount of fluoride added to drinking water for the first time in more than 50 years. 美国政府50多年来首次降低饮用水建议添加的氟

发表于:2019-02-02 / 阅读(104) / 评论(0)

英语单词荟萃

Mourinho wants concentration against Levante

MADRID, Sept. 17 (Xinhua) -- Real Madrid coach Jose Mourinho said this Saturday that he wanted his players to show a better level of concentration when they visit Levante on Sunday evening. Although Madrid have won their last two games, against Getaf

发表于:2019-02-04 / 阅读(90) / 评论(0)

英语新闻

21-Concentration

发表于:2019-02-05 / 阅读(324) / 评论(0)

摘取梦想的启蒙星

英语美文：真爱无限

Hungry for your love 真爱无限我的心跳急剧加速，我径直地看着拉玛的眼睛，问她，那个男孩是不是有一天告诉你，明天不要给我送苹果了，我要被送到另一个集中营了？对呀，你怎么知道的。拉

发表于:2019-02-18 / 阅读(89) / 评论(0)

英语美文

金融类英文术语

economist 经济学家 socialist economy 社会主义经济 capitalist economy 资本主义经济 collective economy 集体经济 planned economy 计划经济 controlled economy 管制经济 rural economics 农村经济 liberal economy 自由经济 m

发表于:2019-02-18 / 阅读(120) / 评论(0)

实用英语

Hungry for Your Love

It is cold, so bitter cold, on this dark, winter day in 1942. But it is no different from any other day in this Nazi concentration camp. I stand shivering in my thin rags, still in disbelief that this nightmare is happening. I am just a young boy. I

发表于:2019-02-18 / 阅读(75) / 评论(0)

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学英语单词

anamorphic attachment

Anidanthus

assistant surgeon

astipulates

at the construction site

aviol

bladder infection