Usually, polio affects the lower limbs.

通常，小儿麻痹症影响下肢。

It restricts blood flow to lower limbs, resulting in brittle bones.

这种病会限制血液流动到下肢，导致脆骨症。

It can lead to weakness in the lower limbs, hesitancy of speech, unsteadiness, mood problems, and difficulty thinking.

它会导致下肢无力、说话吞吞吐吐、不稳定、有情绪问题和思考困难。

Scientists have now made a digital 3D model of the lower limb muscles of our small brained ape-like forebear.

目前，科学家们用数字3D模型，制作出了我们脑袋较小的类人猿祖先的腿部肌肉。

Paralysis of both lower limbs, sequelae of poliomyelitis.

双下肢瘫痪， 小儿麻痹症后遗症。

During the torch relay, some people with disabilities will use upper and lower limb assisted exoskeleton robots to help them carry the torch.

在火炬传递过程中，一些残疾人会使用上下肢辅助外骨骼机器人来帮助他们携带火炬。

Its humerus and femur were shorter, and its lower limb bones were longer, more like the legs of other ungulates.

它的肱骨和股骨较短， 下肢骨骼较长，更像其他有蹄类动物的腿。

" I myself use a prosthetic limb, and I'm also a researcher. There are about 4 million people in China with amputated lower limbs, " he added.

孙小军补充说，“我自己既是穿假肢的人，也是一名研究人员。中国大约有 400 万人截肢。”

These lesions are typically found on the skin, especially on lower limbs, back, face and genitalia, but they can also affect the mouth, GI tract and lungs.

这些病灶通常出现在皮肤上，尤其在下肢、后背、面部和生殖器等部位，但它们也可以侵染口腔、胃肠道与肺部。

He crouched and leaped to a lower limb and was away through the trees toward the southeast, bearing away from the river.

他蹲伏并跳到下肢， 穿过树林向东南方向远离河流。

In poor areas like Compton, as many as 10.7 out of 1,000 diabetic adults ages 45 and older wound up losing a lower limb due to diabetes complications.

在康普顿这样的贫困地区, 1000位年龄在45岁以上受糖尿病困扰的人中多达10.7人由于并发症最终失去下肢。

Now, the appendicular skeleton includes your upper and lower limb appendages and pectoral and pelvic girdles that attach to the axial skeleton at the shoulder and the thigh.

现在，附肢骨骼包括你的上肢和下肢附肢以及胸肌和骨盆带，它们附着在肩部和大腿的轴向骨骼上。

Coarctation of the aorta and a bicuspid aortic valve can cause lower extremity cyanosis, meaning a bluish or purplish discoloration of the lower limbs, and can result in congestive heart failure.

主动脉缩窄和二叶式主动脉瓣畸形会导致下肢紫绀，意味着下肢呈青紫色，并可导致充血性心力衰竭。

I spent much of my childhood on the great lower limb of a massive copper beech, alternately reading and looking up at the sky through its branches.

我童年的大部分时间都是在一棵巨大的铜山毛榉的大下肢上度过的，我时而读书，时而透过树枝仰望天空。

But when you cut that pump, the pressure disappears, the blood flows to the lower limbs, your cheeks sag, your face turns gray, your bloodless fingers a yellow ivory.

但是当你切断那个泵时， 压力消失了，血液流向下肢， 你的脸颊下垂， 你的脸变成灰色， 你没有血色的手指变成黄色的象牙色。

The lower limbs curve downward, gradually take a horizontal position about half-way up the trunk, then aspire more and more toward the summit, thus forming a sharp, conical top.

下肢向下弯曲，在躯干的一半左右逐渐呈水平位置，然后越来越向顶点倾斜，从而形成尖锐的圆锥形顶部。

So, when a car crashes into something head first, people often slam into the steering wheel or front panel and experience chest and lower limb injuries like broken ribs or crushed legs.

因此，当汽车头部先撞到某物时，人们经常会撞到方向盘或前面板， 导致胸部和下肢受伤， 例如肋骨骨折或腿部骨折。

So he hung the Wizard's black bag on a branch of the tree and then climbed down to the lower limbs that he might see what the victims of his transformations were doing.

于是他把巫师的黑色包挂在树枝上，然后爬到下肢，看看被他变身的受害者在做什么。

The lower limbs, like those of most other conifers that grow in snowy regions, curve downward, gradually take a horizontal position about half-way up the trunk, then aspire more and more toward the summit.

与生长在雪域的大多数其他针叶树的下肢一样，下肢向下弯曲，在树干的一半左右逐渐处于水平位置，然后越来越向顶端倾斜。