单词：xylene fluoride
单词：xylene 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
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
Xylitol is a wood sugar that I've been using for a few years. It has many benefits. A dentist friend(1) told me that because its molecular structure(2) is different to normal sugar, plaque bacteria cannot absorb it; they try to, but they can't. Becau
英语博客 A cup of English
The Best Female Vocal Singer of North Europe--Lene Marlin (MTV) 2005 album from one of Norway's finest pop artists.This is her third and follow-up album to her previously released, 'Playing My Game' (1999) and 'Another Day' (2003). The later has has
娱乐新天地MV 2006
86 去痛片须慎用 DATE=8-16-01 TITLE=SCIENCE REPORT - OxyContin Warning BYLINE=Jerilyn Watson （Start at 1'02
科技之光
歌曲： If You Feel My Love 艺人： Blaxy Girls 音乐星级： ★★★★★ 所属专辑： If You Feel My Love 发行年代： 2008 风格： Pop Rock 介绍： Blaxy Girls，这由漂亮美眉组成的年轻摇滚乐队来自罗马尼亚。成员分别为：Rucsy - 主音/吉他,Amalia - 吉他,Cristina -
音乐咖啡厅
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
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
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
曲 ： Story Of A Life 音乐星级 ： ★★★★ 所属专辑 ：Twist The Truth 发行年代 ：2009 风格 ：Folk 相关介绍：Lene Marlin并不是只有甜美的外表，她的专业演唱技巧、超高水准的词曲创作以及宛如天籁的优美音质在在表现出独树一格且与众不同的特质。Lene Marlin用
音乐咖啡厅
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
SEOUL, May 4 (Xinhua) -- Samsung Electronics, the world's largest mobile phone maker, said Friday that it unveiled its third generation smartphone in the Galaxy series featuring the options of recognizing voice, face and motion. The Galaxy S3, runnin
英语新闻
Unforgivable Sinner Lene Marlin 在2003年秋天，十八岁的音乐奇才美少女Lene Marlin，以一首甜美的流行歌曲Unforgivable Sinner，大大地震撼了挪威的排行榜，不但得到了挪威葛莱美奖的肯定，并且居排行榜
听歌学英语
听歌学英语:Unforgivable Sinner (Lene Marlin) 在2003年秋天，十八岁的音乐奇才美少女Lene Marlin，以一首甜美的流行歌曲Unforgivable Sinner，大大地震撼了挪威的排行榜，不但得到了挪威葛莱美奖的肯定，
听歌学英语
英文歌词: I'm bringin' sexy back Them other boys they don't know how to act I think it's special... what's behind your back So turn around and and I'll pick up the slack (Take it to the bridge) Dirty Babe You see these shackles baby I'm your slave I
音乐咖啡厅
听歌学英语:Still Here-Lene Marlin [00:20.41]Still Here [01:04.14]I just cant help it [01:06.26]No matter what you say [01:09.00]It sounds youre far from okay [01:15.20]I know youre hurting [01:17.64]So please just stop the lie [01:19.96]Just say
听歌学英语
今年三月来自北国挪威的音乐精灵Lene Marlin在四年沉寂之后发行了全新个人专辑《Twist the Truth》。 Artist:Lene Marlin Song:Everything's Good You kiss my lips And say goodnight You take my hand Turn off the light I hear you prey I love that sound I feel
音乐咖啡厅
X Xerox/xerox n.复印机 v.复印 X-ray n.X射线,X光 Y yard n.院子,场地;码 yawn v.打呵欠 n.呵欠 year n.年,年度 yearly a./ad.每年,一年一度(的) yeast n.酵母 yell v.叫喊 yellow
考研英语