单词:fluoride roasting process
单词:fluoride roasting process 相关文章
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
【精彩片断】 剪辑自 美女与野兽 Belle: Gaston, what a pleasant surprise. Gaston: Isn’t it though? I am just full of surprises. You know, Belle, there’s not a girl in town who wouldn’
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
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Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting
It's like an oven in here. You must be roasting! 这简直像一个火炉.你一定很热. Actually, I'm just comfortable. 事实上,我刚好舒服. You've got to be kidding me! It has to be over 95 degrees in here! 你开玩笑吧!这里将超过
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
A, ask the American friend about the Chinese food. Hi, Tony, how would you like these Chinese food, tofu and steamed fish? B, you find the food tastes strange. Well, it tastessort of strange. We dont have stuffs cooked like this. A, ask what the Amer
On a cold, dull, Winter day, I sometimes light a fire after picking the children up from school. We gather around and feel cozy. The lounge where we have the fireplace also has a computer and a Wii console, so there is plenty to do for everyone. Thou
Section 37 Cooking Once we discovered fire, we learned how to cook. Since then, the methods of cooking vary tremendously. Culinary tastes have delivered boiling, baking, broiling, frying, grilling, ro
Stomach Cells Happier with Dark Roast Coffee Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to research presented
By Jim Teeple Jerusalem 17 December 2007 After seven years, Israeli and Palestinian negotiators are talking once again. That development came at the end of 2007, a year of turmoil and transition which saw the Palestinian territories split, politicall
By Naomi Schwarz Dakar 21 December 2007 Rebels and government troops in Ivory Coast are set to begin the long-awaited disarmament process on Saturday, a critical first step before forming a new national army is the divided country. Ivory Coast Presid
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
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
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
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
A judge in Los Angeles on Wednesday ruled that coffee companies like Starbucks must carry cancer warning labels in California. That's because the roasting process produces in coffee acrylamide, [??kr?l?ma?d] a chemical that can cause cancer. 在加州,
【生词预览】 roast烤制的,send over发送 【笑话原文】 Got Well One day a boy came to his teacher and said,Teacher, my father wants to know if you like roast pig. I certainly do, said the teacher, and you tell your father he is very
入伏了,一年最热的时候到了,英语中除了hot还有很多形容热的词,快来跟Jenny和Spencer学一学不同的热。 Hot的不同用法 Hot在英语里,最常用来形容三类人事物: Weather: 天气热 People: 人热辣、