Vitamin D, or calciferol, is another fat-soluble steroid vitamin that functions to stimulate calcium uptake from the gut and its deposition in bone.
维生素D，或钙醇，是另一种脂溶性类固醇维生素，其功能是促进肠道吸收钙并强化骨骼。
Vitamin D, or calciferol, is another fat soluble steroid vitamin which functions to stimulate calcium uptake from the gut and its deposition in bone.
维生素D，或钙醇，是另一种脂溶性类固醇维生素，其功能是促进钙从肠道吸收并沉积在骨头中。
Replacement can be a marvelously precise process, so that details of shell ornamentation, tree rings in wood, and delicate structures in bone are accurately preserved.
替换可能是一个令人惊叹的精确过程，因此贝壳纹饰的细节，树木的年轮和骨的微妙结构都被准确地保存。
The drug latches onto calcium and gets deposited in bone.
四环素类药物会与钙螯合，沉积在骨骼中。
The Spanish researchers said: "Silicon plays a major role in bone formation."
西班牙的研究人员说，“硅对骨骼的形成发挥了重大作用。”
Some cells produced in bone, called osteoblasts, build bone where it is needed.
有些细胞源自骨骼，称为造骨细胞，在需要时可以构造骨骼。
Scientists have demonstrated a refined X-ray technique which can spot tiny variations in bone structures.
科学家已经证实一种精密的X光射线技术可以显示骨骼结构中细微变化。
This crunchy green leafy vegetable is very rich in calcium, the main nutrient that helps in bone health.
那些爽脆的绿叶蔬菜含有丰富的钙质，这些蔬菜所含的主要营养是有助于骨骼健康的。
Women are especially vulnerable, because estrogen loss at menopause can cause a precipitous decline in bone density.
因为更年期雌激素的减少导致骨骼密度的急速降低，女性尤其容易有这个问题。
The phenomenon is particularly common in bone cancers, where the distinct pattern of damage is seen in up to one in four cases.
这种"急性癌症"在骨癌里面特别常见，大概1/4的患者身上都能看到明显的染色体受损特征模式。
On the one hand, a decrease in bone hardness can increase the risk of fractures. On the other hand, the surgery might improve bone health.
一方面，骨骼硬度下降会增加骨折的风险，另一方面，手术可以改善骨骼健康。
They are used in bone-marrow transplants to treat leukaemia – but in these cases, donor blood taken in the usual way is used to harvest the stem cells.
它们被用在骨髓移植中，用来治疗白血病。不过，在这些情况下，干细胞从捐赠者按正常方式抽取的血液中获得。
The actual biological role of silicon in bone health and formation is not known though it is thought to help manufacture collagen, one of its major components.
尽管硅在骨骼形成时有助于形成胶原质——一种骨骼中的重要成分，但它在骨骼健康与形成过程中的实际生物作用仍然处于未知阶段。
Award-winning film director Yan Po was brutally stabbed by premeditated attackers in a parking lot, resulting in bone fractures and a severed Achilles tendon.
曾多 次获奖的电影导演鄢颇在停车场被人蓄意砍伤，导致骨折，跟腱断裂。
The team found few significant increases in bone mass and none in the two bones which are most vulnerable to fracture - the lower spine and upper part of the thigh.
研究小组发现，这些人的骨骼质量几乎没有明显的增强，而两处最易骨折的部位——脊骨下部和大腿骨上部的骨骼质量也未得到改善。
Also recommended: muscle-strengthening activities two or more days per week, which protects against a decline in bone mass, especially that experienced by post-menopausal women.
它还建议：每周进行两次及以上的肌肉增强运动，可以预防骨密度的降低，对更年期之后的女性来说尤其如此。
An excellent source of protein, quinoa isalso high in bone-boosting minerals like copper, phosphorous, iron, andmagnesium. Plus, it’s a good source of PMS-fighting manganese.
是蛋白质的很好来源，也可提供强健骨骼的铜、磷、铁、镁等多种微量元素，还含有防治经前综合征的锰。
X-rays and other forms of radiation were known to kill cells and these were aimed at lymph glands near and distant, on sites of secondary cancer spread in bone and lung and brain.
X射线和其他的射线可以杀死细胞，这些射线以近端和远端的淋巴结为目标，瞄准在骨头里、肺里和脑里扩散的继发肿瘤（转移瘤）。
And based on those preliminary data, we're also seeing a very rapid decline in bone mass in cancer patients on the order of as fast as what astronauts experience from microgravity.
初步数据表明，试验中癌症患者的骨量也发生了急剧流失，速度类似于宇航员在微重力环境下的骨质流失。
A related study is under way to determine the role of salt in bone loss, which is particularly relevant because the space station's pantry is stocked with foods very high in sodium.
一个相关的研究正在进行来确定盐在骨质流失中的角色，这是一个相当切题的，因为空间站的食物储藏室中储备了含有大量钠的食物。
Osteoporosis : A Californian study of 980 post-menopausal women found that those who drank two cups of coffee a day suffered a greater loss in bone density than those who didn't.
骨质疏松症：加利福尼亚州的研究者，研究了980名更年期之后的女性，他们发现那些每天喝两杯咖啡的女性骨密度的流失要更高。
It develops when abnormal plasma cells in bone marrow multiply and accumulate, eventually damaging bones and other tissues in the body, and finally overwhelming the immune system.
其病因是骨髓中异常的血浆细胞大量增殖和积累，进而破坏骨骼和身体其他组织，最后摧毁整个免疫系统。
In many bone transplants, bone can be taken from other parts of the patient's body.
在许多骨移植手术中，骨头可以取自病人身体的其它部分。
If you can elicit pain at a specific point in a bone, muscle or joint by pressing your finger into it, you may have a significant injury.
如果你把手指压在骨头、肌肉或关节的某个特定部位，就能引起疼痛，那你可能受到了严重的伤害。
Those who suspect they were warm-blooded point out that dinosaur bone is generally fibro-lamellar in nature.
那些怀疑恐龙是温血动物的人指出，恐龙的骨骼在本质上通常是纤维层状的。
Information about dietary variation among community members is derived by analyzing trace elements in human bone.
关于社区成员之间饮食变化的信息是通过分析人体骨骼中的微量元素得到的。
An' us all thinkin' he was a poor half-witted lad with not a straight bone in him.
我们都认为他是一个可怜的弱智孩子，浑身没有一根直的骨头。
Your hands and feet have more than half of the bones in your body! The longest and strongest bone in your body is in your leg.
你的手和脚上有着你身体内超过一半的骨头！你身体中最长最强壮的骨头在你的腿上。
Bone growth in reptiles is periodic in nature, producing a series of concentric rings in the bone, not unlike the growth rings of a tree.
爬行动物的骨骼生长在本质上是周期性的，在骨头上产生一系列的同心圆，就像树木的年轮一样。
Bone growth in reptiles is periodic in nature, producing a series of concentric rings in the bone, not unlike the growth rings of a tree.
爬行动物的骨骼生长在本质上是周期性的，在骨头上产生一系列的同心圆，就像树木的年轮一样。
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