Archaeopteryx shows no obvious features of gliders, such as a broad membrane connecting forelimbs and hind limbs.
始祖鸟并没有表现出明显的滑翔机的特征，比如有一层连接前肢和后肢的宽膜。
There are few known fossil specimens of these ancient snakes and only three in which the hind limbs are preserved and visible.
这些古老蛇类的化石标本非常稀少，仅有的三个标本的后肢保存完好并可见。
Many of these have minuscule limbs; some look more like snakes than lizards and a few have completely lost the toes on their hind limbs.
其中很多动物都有细小的四肢；有些看起来更像蛇而不是蜥蜴，还有一些完全失去了后肢的脚趾。
Whales and dolphins have been found with hind limbs; this rare occurrence is due to the reemergence of a trait they inherited from their terrestrial ancestors.
发现鲸和海豚身上有后肢；这种稀有的现象是由于它们在陆地上的祖先身上的特征再次被遗传。
Ventral (or pelvic) fins correspond to the hind limbs of a quadruped.
腹鳍对应着四足动物的后肢。
Mild Tetany of hind limbs, staggering, falling and intermittent convulsions.
后肢轻度抽搐，蹒跚，卧地，间歇性抽搐。
A rat model of ischemia in hind limbs and the reperfusion lung injury was made.
复制大鼠双后肢缺血及再灌注后肺损伤模型。
Results Penetrating wounds of soft tissues were made in hind limbs in all animal.
结果所有动物均造成后肢单纯软组织贯通伤。
An animal model of ischemia in hind limbs and the reperfusion lung injury was made.
复制大鼠双后肢缺血及再灌注后肺损伤模型。
Once they're in the air, their hind limbs are essentially payload, carried along for the ride.
一旦它们飞到空中，它们的后腿实质上在飞行过程中就成为了负担。
It also has long hind limbs and its feet have extremely elongated tarsus bones, hence his name.
眼镜猴后肢很长，踝骨细长，因此又名跗猴。
Another three were on the edge of the disc, facing one side while hind limbs and tail on the other side.
另有三人的边缘光盘，面对一方而后肢和尾部的另一边。
Taking off on their hind feet, landing on their fore limbs and tail, pushing off again with their hind limbs.
袋鼠用后脚起跳，用前肢和尾巴着地，然后用他们的后肢推动再次跳起。
Histological Observation of Articular Cartilage and Synovial Injury after Ischemia in the Animal Hind Limbs.
肢体缺血再灌注后关节软骨及滑膜损伤的组织学观察。
Results 1 week after surgery, the other 3 groups, except the normal group, had right hind limbs of mild claudication.
结果术后1周内，除正常组外，余3组右侧后肢均轻度跛行。
There are few known fossil specimens of these ancient snakes, and only three in which the hind limbs are preserved and visible.
有关这些古老蛇类的化石标本非常稀少，仅有的三个标本的后肢是加工过并且可见的。
Objective:To observe the protective effect of ischemic preconditioning (IPC) of hind limbs on rabbit hepatic ischemic reperfusion injury.
目的：从形态学的角度观察家兔双后肢缺血预处理对肝脏缺血再灌注损伤的保护作用。
Large pelvic muscles mean large forces exerted along the hind limbs - it looks that Balaur had more powerful hind limbs than its relatives.
骨盆肌肉大就说明后腿施展的力量大——看来巴拉乌尔龙比它的近亲们有着更强的后腿力量。
For instance, whales and dolphins have been found in nature with hind limbs; this rare occurrence is due to the reemergence of a trait they inherited from their terrestrial ancestors.
比如说，鲸和海豚身上有后肢；这种稀有的现象是由于它们在陆地上的祖先身上的特征再次被遗传。
In the latter case, the two forelimbs are pretty much unaffected, acting just as they would if both hind-limbs were still in tact.
在后一种情况下，两个前肢是几乎未受影响，只是因为他们将采取行动如果两个后肢，四肢仍然在机智。
This is probably because of the way a dog's weight is distributed - after all, only the tail is behind the hind-limbs, but the forelimbs have to support not only the torso but the head as well.
这可能是因为狗的方式的体重分布-毕竟，只有尾巴是背后的后腿，四肢，但前肢不仅要支持，但头部的躯干以及。
This is probably because of the way a dog's weight is distributed - after all, only the tail is behind the hind-limbs, but the forelimbs have to support not only the torso but the head as well.
这可能是因为狗的方式的体重分布-毕竟，只有尾巴是背后的后腿，四肢，但前肢不仅要支持，但头部的躯干以及。
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