单词：antimonic fluoride
单词：antimonic fluoride 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
Scientific American(十二)月
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
科技之光
AS IT IS 2015-03-31 Land-Use Changes May Increase Risk of Plague 土地用途的改变可能会增加灾祸的发生 Conversion of forests to agricultural use create habitats for small rats that carry disease such as plague. (Photo by Douglas McCaule
2015年VOA慢速英语(四)月
Black Death Older Than We Thought 黑死病比我们想象的要更早 From VOA Learning English, this is the Health Lifestyle report. 这里是美国之音慢速英语健康和生活方式报道。 For most, the word plague creates horrible images i
2015年VOA慢速英语(十一)月
WHO: Plague in Madagascar Could Spread 世界卫生组织:瘟疫可能在马达加斯加蔓延 From VOA Learning English, this is the Health Report. For much of 2014, health officials around the world have been guarding against Ebola virus. There is
2014年VOA慢速英语(十二)月
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
口腔临床英语对话
BARBARA KLEIN: Welcome to THIS IS AMERICA in VOA Special English. I'm Barbara Klein. STEVE EMBER: And I'm Steve Ember. This week on our program, we look at musical diplomacy, past and present. And we talk to an actor whose most recent role came from
2010年VOA慢速英语(六)月
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
VOA标准英语2010年(十)月
AA: Im Avi Arditti with Rosanne Skirble, and this week on WORDMASTER 鈥?some ways to help you improve your memory. ELDH: We dont forget, we just havent learned it in the first place.RS: Thats Wendi Eldh. Shes a communications trainer who teaches mem
英语单词大师-Word Master
AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER some ways to help you improve your memory. ELDH: We don't forget, we just haven't learned it in the first place. RS: That's Wendi Eldh. She's a communications trainer who teaches m
英语单词大师-Word Master
AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: some ways to help you improve your memory. ELDH: We don't forget, we just haven't learned it in the first place.RS: That's Wendi Eldh. She's a communications trainer who teaches m
英语单词大师-Word Master
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
2018年科学美国人1月
BEIJING, Nov. 21 (Xinhuanet) -- Oscar winners Tim Robbins and Adrien Brody will join the cast of Chinese director Feng Xiaogang's famine-themed epic film 1942, according to Variety.com. The production company responsible for the project, Huayi Brothe
英语新闻
AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER some ways to help you improve your memory. ELDH: We don't forget, we just haven't learned it in the first place. RS: That's Wendi Eldh. She's a communications trainer who teaches m
词汇大师(Wordmaster)
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
科技之光
HEALTH REPORT - Plague Outbreak in Eastern Congo By Cynthia Kirk Broadcast: Wednesday, March 02, 2005 I'm Gwen Outen the VOA Special English Health Report. Plague is an ancient disease that can be tre
健康与经济
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
英语单词荟萃
BEIJING, May 30 (Xinhuanet) -- Chronic diseases, including heart disease, stroke, cancer, chronic respiratory diseases and diabetes, are the leading cause of mortality in China, representing 85 percent of all deaths, said a senior health official. Ko
英语新闻
AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER some ways to help you improve your memory. ELDH: We don't forget, we just haven't learned it in the first place.RS: That's Wendi Eldh. She's a communications trainer who teaches me
英语单词大师-Word Master
SYDNEY, Aug. 5 (Xinhua) -- The Western Australian Government announced on Friday that 14 new substances linked to the manufacture of the synthetic drug Kronic would be banned from Friday midnight. The State Mental Health Minister Helen Morton told th
英语新闻