Teeth have a hard surface layer called enamel.
牙齿有一层叫做釉质的坚硬表层。
The other kept munching scented pastilles, which he took with an affected gesture out of an oval box of lilac enamel.
另一个则装腔作势地自一个椭圆的淡紫色珐琅盒子里取出一剂芳香含片来，大嚼特嚼。
Another lasting symptom commonly is enamel hypoplasia.
另一个持久的症状通常是牙釉质发育不全。
In more severe cases, all the enamel may be damaged.
较为严重者，所有珐琅都可能受到损害。
Tooth enamel analysis revealed they ate fruit, nuts and leaves.
—经牙釉质分析后显示，他们以水果，坚果和树叶为食。
An analysis of her tooth enamel suggests she ate fruit, nuts and leaves.
通过对牙釉质分析，她以水果，坚果及树叶为食。
While evidence that bleaching erodes enamel is inconclusive, it may increase sensitivity.
“太多次就会产生伤害。”虽然漂白侵蚀珐琅质的证据不够充分，但是这也许会增加敏感性。
Coffee bean stained floors contrast with 'Hibiscus' walls and high gloss white enamel ceilings.
咖啡豆染色的地板，与“芙蓉”墙壁和挑高的高明亮白色搪瓷天花板形成对比。
But if the decay continues and breaks through the surface of the enamel, the damage is permanent.
但是如果龋坏继续进行穿过表面的牙釉质，将会形成永久性损害。
"Your dentist can see if you're grinding, because areas of the tooth enamel will be worn smooth."
“你的牙医可以检查出你有没有磨牙，因为牙齿珐琅质的磨损区会是光滑的。”
Bacteria living on teeth convert sugar into lactic acid, which erodes enamel and causes tooth decay.
牙齿表面的细菌会把糖转变成乳酸，腐蚀珐琅质并导致蛀牙。
This factory produces China′s traditional hand craft：cloisonne，or Beijing enamel，as it is called.
这个厂主要生产我国传统工艺品：景泰蓝制品，也叫北京烧瓷。
Rinse after a few minutes, because long-term exposure to the acid in the lemon can harm tooth enamel.
几分钟之后用清水漱口，因为长期接触柠檬酸对牙釉质有伤害。
The real light comes from the fire, at the bottom of a small stove adorned with yellow and green enamel.
真正的光源是炉底的火，小小的炉灶上涂着黄色绿色的釉彩。
If you have dry mouth, Dr. Jones recommends using a fluoride rinse at night, which can help protect the enamel.
如果你口干，Dr .Jones建议晚上使用含氟漱口水，保护珐琅质。
Their technique measures the warping of tooth enamel inflicted by radiation, detected in electron paramagnetic resonance.
他们使用电子顺磁共振测定了辐射对牙釉质的影响。
Oxygen and strontium isotopes, which are fixed in dental enamel at the time of tooth formation, were tested in 18 subjects.
在18件样本上检测了氧和锶的同位素。这两种元素在牙齿成型时，会固定在牙釉质上。
But the high sucrose content of orange juice attacks the enamel on your teeth and can increase the risk of Type 2 diabetes.
不过桔子汁高蔗糖含量会损坏牙齿的珐琅质，也能增加患2型糖尿病的风险。
The tooth also had all the components of normal teeth, including enamel, crown and root, and connective fibers to fix it to bone.
培育的牙齿还具备正常牙齿的所有组成成分，包括釉质、齿冠和牙根，以及使其固定于骨头的结缔组织纤维。
This was soon followed by the discovery that the addition of fluoride and fluoride compounds to toothpaste would strengthen tooth enamel against decay.
随后不久发现了在牙膏中添加氟和氟化物可以加强牙釉质抵御腐蚀。
I sat down in the streetcar — and there against the seat was a beautiful silk umbrella with a silver handle inlaid with gold and necks of bright enamel.
我在有轨电车里坐下来，发现座位边有一把漂亮的丝质伞，银把手上面还镶嵌着金子和亮丽的小片珐琅。
Silver or Britanniaware teapots produce inferior tea and enamel POTS are worse; though curiously enough a pewter teapot (a rarity nowadays) is not so bad.
银茶壶或不列颠合金茶壶所泡出来的是劣质茶，搪瓷缸泡出来的就更差；不过够怪的是，用铅锡合金茶壶(如今很少见了)泡出来的茶倒不赖。
But for people born since the mid-1940s, there is a second technique that can deliver a fairly precise age (within about one year) of when a tooth's enamel was laid down.
但对于二十世纪四十年代中期以后出生的人来说，一旦知道其牙釉质何时形成，还有第二项技术能提供其相当确切的年龄(精确到一年内)。
A study review in the British dental Journal (BDJ) found that sugar-free foods and drinks contain acidic additives that may cause dental problems by eroding the enamel on consumers' teeth.
BDJ(英国牙科杂志)的一篇研究评论发现，含有酸性添加剂的无糖食物和饮料可能会腐蚀牙齿珐琅质。
Enamel work on copper is extremely rare, as was the decoration of a European-looking woman with a young curly-haired boy who peeks out from behind her basket of flowers.
青铜上的珐琅制品极为罕有，装饰图案也是一样：一个欧洲人模样的妇人，还有一个年轻的卷发男孩正从花篮后面偷偷打量外面。
Enamel work on copper is extremely rare, as was the decoration of a European-looking woman with a young curly-haired boy who peeks out from behind her basket of flowers.
青铜上的珐琅制品极为罕有，装饰图案也是一样：一个欧洲人模样的妇人，还有一个年轻的卷发男孩正从花篮后面偷偷打量外面。
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