单词:undermining enamel
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If you look up 'tea' in the first cookery book that comes to hand you will probably find that it is unmentioned; or at most you will find a few lines of sketchy instructions which give no ruling on several of the most important points. This is curiou
Very happy and we feel we are one together - young teachers heroic feelings, My name is Ling, graduation Yidu teacher. I was crying my choice too, have work for me sad too, because I embarked on a career like I did not do a very poor teacher, I cry m
Human Teeth 人的牙齿 Teeth are the hardest thing in the human body. 牙齿是人体中最坚固的东西。 They are not made of bone. 它们不是由骨骼构成的。 They are made of enamel, gum and so on. 而是由牙釉质,牙龈等构成的
This is the VOA Special English Health Report. It might seem hard to imagine that a bad tooth could be deadly. More than 41,000 students in the Philippines brushed their teeth at the same time last month to set a world record, organizers said. The r
Technology Report - Google Faces Heat Over New Privacy Policy This is the VOA Special English Technology Report. Google is preparing for changes in its privacy policy beginning March first. The company says it plans to replace more than sixty separat
AS IT IS 2016-05-18 ANC Accuses US of Undermining Mandela The spokesman for South Africas ruling party has accused the United States of trying to undermine his countrys democratically elected government. Yet representatives from both countries dismis
范文8. 论 “一分为二” 要求:描述图画, 举例说明寓意, 感言和展望。 (1) While you enjoy the sunlight, it casts your shadow on the ground.. There has been a discussion recentl
It's not exactly a newsflash that one of the most important reasons to brush your teeth is to fight off cavities (not to mention prevent bad breath). But what if the way you brush your teeth actually makes you more susceptible to cavities, tooth deca
A senior ally of Zimbabwe's President Robert Mugabe has accused the European Union of undermining the power sharing agreement with Prime Minister Morgan Tsvangirai. The charge follows the first visit to Zimbabwe by senior EU officials since the Euro
Countless arguments have been waged over the superiority of one beverage over the other. But what does the scientific evidence say? 关于这两种饮料孰优孰劣的问题已经引发了无数争论。但是科学证据是怎样的呢? George Or
You may get along well with your boss but there will always be that specific instance where you want to say more than you should. Here are ten things that you should not say to your boss. 也许你和你老板相处得很好,但总是会有一些特殊
Venezuelan police have fired tear gas at thousands of opposition protesters in the capital Caracas who blame the socialist government of Nicolas Maduro for the country's economic crisis. Police arrested several people and blocked roads to prevent the
20 Small World 第二十章 小生物的世界 It's probably not a good idea to take too personal an interest in your microbes. 要是你对身边的微生物过于在意,这很可能不是个好习惯。 Louis Pasteur, the great French chemist and
LONDON, June 16 (Xinhua) -- Drillings and fillings at the dentist's are always dreadful and make tooth decay treatment very unpleasant. But British scientists have developed a new approach of fixing tooth decay, which could get rid of all the drillin
摘要: 也许你和你老板相处得很好,但总是会有一些特殊的场合,你想说的话多于你应该说的。下面是你不该和老板说的10句话。 1. In a minute. 等一会。 Sometimes you'll get called into the boss' office
It's well known that foods high in sugar and salt are dangerous for the waistline, but they could also be ageing your body much faster than you realise. 众所周知,吃高糖类和高盐类食物会有发胖的危险,但是这类食物加速身体
Big Red The first time we set eyes on Big Red, father, mother and I were trudging through the freshly fallen snow on our way to Hubble's Hardware store on Main Street in Huntsville, Ontario. We planned to enter our name in the annual Christmas drawin
1. Computer 1.计算机 Computer goes back over 400 years. Computer referring to the electronic device (or system of devices) which is used to store, manipulate, and communicate information isnt found until the 1940s, but computeras a machine for per
D You are what you eat. This saying has provided scientists with clues(线索)about the diet of hominids- our early relatives of 3 million years ago. Studying carbon atoms(碳原子)locked up in tooth