This is a soft nickel-based alloy used for making dental crown and bridge. Since is relatively soft, it can reduce wear of paired jaw teeth. Its processing is easy.
这是一种镍基软质合金，用于铸造冠、桥，因合金质软所以减轻对颌牙磨损，易操作。
This is a soft nickel-based alloy used for making dental crown and bridge. Since the alloy is relatively soft, it can reduce wear of paired jaw teeth. Its processing is easy.
这是一种镍基软质合金，用于铸造冠、桥，因合金质软所以减轻对颌牙磨损，易操作。
我的牙和下巴疼。
For weeks my gums, teeth, jaw and sinuses throbbed.
好几周我的牙龈、牙齿、下巴、鼻窦阵痛不止。
Still, it's a good idea to mention your child's paci use to the dentist so that she can check his teeth and jaw to make certain that everything is fine.
还是老话，最好提醒宝宝的牙医他有使用奶嘴的习惯，这样牙医就能每次都给宝宝检查好牙齿和下巴，以确保一切正常。
The species is the only known modern frog species with lower teeth, though certain other species with upper teeth do have toothlike structures on the lower jaw.
这是现代青蛙中唯一一种已知下颌长牙的蛙类物种，虽然其他上颌长牙的蛙类在下颌肯定也有类牙构造。
“That’s a big question now: What’s keeping the other frogs from developing real teeth on the lower jaw?” Dr. Wiens said.
恩斯博士说：“那是个大问题：什么才能促使其他蛙类在下颌继续长出正真的牙齿呢？”
The cockfish grow a new set of teeth as well as a mighty kype, a hook-like extension on the lower jaw, which they use to fight off other males.
年轻的雄鲑鱼长了一副新的锋利牙齿，好似在下颚下部有钩状突起一般，依靠这个，他们与同性进行争斗。
He has pain in his teeth or jaw.
他的牙齿和下巴疼痛。
PROBLEMS: The central incisors are most vulnerable, but those in the lower jaw are particularly affected by teeth grinding, which 8 per cent of us do unconsciously.
问题：位于中央位置的门牙是非常容易受到腐蚀的，而下颚的门牙则直接则特别容易遭受磨损。
If you often wake up with a dull headache or sore jaw, you may be grinding your teeth or clenching your jaw while you sleep, a problem called bruxism.
如果你经常醒来的时候有轻微的头痛或下巴肿痛，你可能是在睡觉的时候磨牙或者紧闭牙关，被称为夜间磨牙症。
Wang Na was born with no upper jaw bone or teeth, making eating and speaking very difficult.
王娜天生就没有上颌骨和牙齿，这使得她吃东西和讲话都很吃力。
One suffered a broken leg, another a broken jaw, a third had his teeth smashed in.
第一个人的腿被打断，第二个人是下巴，第三个人是牙齿。
The fangs are not teeth, but bony jaw protrusions that are present only in males and are likely used for sparring.
我们看到的獠牙其实不是牙，而是骨状突鄂，仅见于雄鱼，可能用于同性争斗。
The human jaw shrank even faster, making wisdom teeth largely useless and creating the overcrowding that people face today.
然 而，人类下巴的缩小幅度更大，让智齿几乎变得没有用处，反而让现代人的脸部显得有些拥挤。
This mechanical smile, produced by too much jaw and too little skin, shows the teeth rather than the soul.
这机械的笑容出自牙床大，包不住，露出的是牙齿而不是心灵。
It can damage the teeth, give you headaches and make your jaw hurt.
这会损伤牙齿，让人头疼并使颌骨受损。
During the 24-hour-long operation, he received new facial muscles, skin, nose, lips, a jaw, teeth, a palate and cheekbones.
通过长达24小时的手术，他的面部肌肉、皮肤、鼻子、嘴唇、嘴巴、牙齿、颚部及面颊部的骨头被更换一新。
His rebuilt jaw did not line up with his teeth.
重修后的下巴让他的牙齿无法对齐。
Jaw muscles can provide about 200 pounds of force to bring the back teeth together for chewing.
颚肌可提供约200磅(90.72公斤)的力量，以便臼齿合拢咀嚼。
Nearly twice the size of a leopard, the jaguar has very strong teeth and jaw muscles.
它的牙齿很锋利，下颌的肌肉非常结实。
They aren't very large, but do have a mouth full of razor-sharp teeth and a strong jaw.
他们不是非常的大，但是有个嘴巴布满了刮胡刀那么锋利的牙齿和强大的下颚。
Doc gained weight, added tattoos and grew a beard, which partly hid the fact that his jaw, his teeth and his mouth were getting worse.
“医生”开始发胖和纹身，他留起了大胡子，部分是为了遮盖他每况愈下的下巴、牙齿和嘴。
Likely cause: Known as bruxism, teeth-grinding varies from jaw clenching to ferocious grinding that wears teeth down to stumps. It is usually due to genetics or stress.
可能的诱发原因：虽说都叫磨牙症，但磨牙的情况各不相同，从牙关紧闭到疯狂磨牙直到牙齿只剩残根。磨牙通常是由遗传或压力造成的。
Likely cause: Known as bruxism, teeth-grinding varies from jaw clenching to ferocious grinding that wears teeth down to stumps. It is usually due to genetics or stress.
可能的诱发原因：虽说都叫磨牙症，但磨牙的情况各不相同，从牙关紧闭到疯狂磨牙直到牙齿只剩残根。磨牙通常是由遗传或压力造成的。
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