The chattering of teeth is from the cold or from rage.
牙齿的颤动是由于寒冷或愤怒。
Their number of teeth is mixed; a bottlenose has 88 teeth, a false killer whale has 44 teeth, and a wholphin has 66.
它们牙齿的数目都是混合的；宽吻海豚有88颗牙齿，伪虎鲸有44颗牙齿，全齿鲸有66颗。
There are two other kinds of research that have thrown some light on the origins of the Native American population; they involve the study of teeth and of languages.
还有另外两种研究对印第安人的起源提供了一些线索；它们包括对牙齿和语言的研究。
"We can rule out that the dogs simply distinguish between the pictures based on a simple cue, such as the sight of teeth," said study author Corsin Muller.
研究作者科辛·穆勒说：“我们可以排除狗只是根据简单的线索来区分图片，比如看到牙齿。”
Bad brushing leads to loss of teeth.
不好好刷牙，就会导致牙齿坏掉。
How can smoking lead to the loss of teeth?
吸烟如何导致牙齿缺失？
The chattering of teeth from the cold or from rage.
牙齿因为寒冷或暴怒而震颤。
She's 80, but she still has a perfect set of teeth.
她虽已80岁，但仍有一副完好的牙齿。
They have a lot of teeth and spend most of the time in the water.
它们有好多的牙齿，大部分时间都是呆在水里的。
And with two rows of teeth, the predatory fish is also terrifying.
它有两排尖牙，这种肉食动物也非常令人恐惧。
It is the most effective time for maintaining a healthy set of teeth.
这是保持健康牙齿最有效的时间。
To clutch its prey, this dragonfish uses sharp rows of teeth that cover even parts of its tongue.
这种龙鱼通常用一排排甚至覆盖了部分舌头的锋利的牙齿来捕获它们的猎物。
These early pterosaurs all had a mouth full of teeth, usually small at the back and larger at the front.
这些早期翼龙嘴里都长满了牙齿，通常来说，小的牙齿长在后面，大的牙齿长在前面。
Surano says the strain of posing for the painting could have triggered an attack of teeth grinding.
苏然诺认为为了作画而保持姿势不变可能引起了磨牙症的发作。
A sprocket (212) includes a hub and a plurality of teeth projecting radially outwardly from the hub.
一个链轮(212)包括一个轮毂和多个从轮毂径向向外突出的齿。
Perhaps at one time, the baring of teeth sometimes apparent in yawning could have been an aggressive act.
或许从前，打哈欠有时明显地露出牙齿可能就是一种挑衅行为。
It's good to see photos of La Argentina, showing both rows of teeth in her eager grin and swirling her skirts.
还不错能看到拉·阿珍提娜的照片，她热情的笑着露出上下两排牙齿，并一边旋转着裙摆。
Even their number of teeth is mixed; a bottlenose has 88 teeth, a false killer whale has 44 teeth, and a wholphin has 66.
甚至连它们牙齿的数目都是，宽吻海豚有88颗牙齿，伪虎鲸有44颗牙齿，而鲸豚的牙齿数目是66。
The world's largest shark and largest fish. Its enormous, yellow-spotted body is outfitted with 300 - 350 rows of teeth.
世界上最大的鲨鱼，同时也是最大的鱼类。其带有黄色小斑点的庞大身躯拥有300至350排牙齿。
Conclusion: it is an ideal method to apply the pre-restoration orthodontics treatment to the patients with loss of teeth.
结论：针对一些缺牙修复条件不足的患者采用先期正畸治疗而后修复是一种较理想的治疗方法。
Scientists have known for several years that the condition of teeth and gums is strongly linked to the likelihood of heart problems.
科学家在好几年前就已经发现牙齿和牙龈的健康状况与心脏病发的几率密切相关。
The billions of bacteria and other microscopic critters that live in the mouth unquestionably influence the health of teeth and gums.
寄宿于口腔内的数十亿计的细菌和其他微生物无疑影响着牙齿和牙龈的健康。
Dentists claimed that massive debt and deficit problems in Ireland have left the country with an increasing number of cases of teeth-grinding.
牙医们反应，爱尔兰的债务危机和赤字问题使得当地的磨牙症呈不断攀升的趋势。
The intensive treatment involved removal of plaque through scaling and root planning techniques, as well as extraction of teeth that could not be saved.
强化治疗包括采用刮治和根面平整技术去除菌斑，以及拔掉那些不能再保留的牙齿。
The intensive treatment involved removal of plaque through scaling and root planning techniques, as well as extraction of teeth that could not be saved.
强化治疗包括采用刮治和根面平整技术去除菌斑，以及拔掉那些不能再保留的牙齿。
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