氟化钛钾

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(170) / 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(132) / 评论(0)

科技之光

Eztalk美语【71】That's more like it. 这才象话。

Fruit Vendor: Wait! Don't go just yet. These bananas are pretty cheap--only 35NT for this bunch. Robert: Now that's more like it! Bananas have lots of potassium, too! Fruit Vendor: They're also good for your digestion! Would you like some kiwis, too?

发表于:2018-12-25 / 阅读(98) / 评论(0)

Eztalk美语会话

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(160) / 评论(0)

口腔临床英语对话

专业术语—医院常用抗菌药物的英文翻译(2)

青霉素类苯唑西林钠 Oxacillin Sodium 新青霉素Ⅱ，苯唑青霉素钠，苯甲异噁唑青霉素奈夫西林 Nafcillin 新青霉素Ⅲ，乙氧萘青霉素匹美西林 Pivmecillinam 氮卓

发表于:2019-01-03 / 阅读(143) / 评论(0)

医务英语

2013年美国好声音 Titanium - Madilyn Paige

You shouted out, But I can't hear a word you say I'm talking loud not saying much I'm criticized but all your bullets ricochet You shoot me down, but I get up I'm bulletproof, nothing to lose Fire away, fire away Ricochet, you take your aim Fire away

发表于:2019-01-10 / 阅读(128) / 评论(0)

The Voice 美国好声音

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

发表于:2019-01-14 / 阅读(141) / 评论(0)

VOA标准英语2010年(十)月

2015年CRI China's Laboratory Safety Must be Highlighted, Improved

Tsinghua University released the initial investigation results provided by Haidian Public Security Bureau a few days ago, which revealed that a hydrogen cylinder exploded accidentally, and the whole lab then caught fire. Meng Xiangjian died as the re

发表于:2019-01-19 / 阅读(182) / 评论(0)

2015CRI中国国际广播电台

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(137) / 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(140) / 评论(0)

科技之光

音乐咖啡厅:Lorenzo Licitra - Titanium

You shout it out But I can't hear a word you say I'm talking loud not saying much I'm criticized but all your bullets ricochet You shoot me down but I get up I'm bulletproof nothing to lose Fire away fire away Ricochet you take your aim Fire away fir

发表于:2019-02-01 / 阅读(191) / 评论(0)

音乐咖啡厅

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(130) / 评论(0)

英语单词荟萃

第213期:炎炎夏日,你为何需要一杯柠檬水

今天分享的是柠檬水的妙用。重点词汇 immune system 免疫系统; potassium n.化钾; freshen vt.使新鲜; 使清爽，使有精神，把（自己）盥洗一番; 1. Gives your immune system a boost. 2. Excellent source of potassium.

发表于:2019-02-02 / 阅读(150) / 评论(0)

卡卡课堂早餐英语

新型解酒饮品解决宿醉烦恼

Sore heads the morning after the night before could become a thing of the past thanks to a 'revolutionary' new drink - designed to prevent HANGOVERS. 一种专为防止宿醉设计的革命性新饮品有望令宿醉第二天早上醒来后的头痛成

发表于:2019-02-05 / 阅读(176) / 评论(0)

阅读空间

每天3只香蕉能降低中风风险

Eating three bananas cuts your risk of a stroke, scientists say. A banana for breakfast, one for lunch and one in the evening would provide enough potassium to reduce the chances of suffering a blood clot on the brain by around 21 per cent. 科学家称

发表于:2019-02-06 / 阅读(181) / 评论(0)

阅读空间

生活英语：健康饮食（双语）

发表于:2019-02-07 / 阅读(129) / 评论(0)

阅读空间

2013年美国好声音 Titanium - Michelle Chamuel

发表于:2019-02-11 / 阅读(136) / 评论(0)

The Voice 美国好声音

英语听书《海底两万里》第117期第9章尼德·兰的愤怒(2)

Although our cell was large, we obviously had used up most of the oxygen it contained. 虽然牢房还算宽大，但很明白，我们已经消耗掉了里面大部分氧气。 In essence, over an hour's time a single human being consumes all the ox

发表于:2019-02-17 / 阅读(124) / 评论(0)

《海底两万里》中英双语有声读物

英文歌：Megan Nicole深情翻唱冠David Guetta的单曲Titanium

You shout it loud But I can't hear a word you say I'm talking loud not saying much I'm criticized but all your bull is brick of shame You shoot me down, but I get up I'm bulletproof nothing to lose Fire away, fire away Brick of shame, take your rain

发表于:2019-03-02 / 阅读(145) / 评论(0)

英文最新流行歌曲

英语歌曲:Megan Nicole深情翻唱冠David Guetta的单曲Titanium

Megan Nicole深情翻唱冠David Guetta的单曲Titanium Megan Nicole是美国德克萨斯州休斯顿市人，youtube 翻唱红人，因与jason chen共同翻唱pink的 Raise Your Glass 所被人熟知，被许多网友津津乐道的是其甜美的长

发表于:2019-03-11 / 阅读(162) / 评论(0)

流行英文歌曲

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

air sampling equipment

attendant's switchboard

autophosphorylationa

average actual output

axon reflex