You need legs to work a bow. Hmm.

射箭要用上腿部的力量. 嗯.

Soreness occurs since your leg muscles aren't used to that movement.

于腿部肌肉适应不了这种运动强度，因此会产生酸痛。

Faces get puffy, legs lose volume and appear to be smaller.

这会导致脸部浮肿、腿部因体液减少而变得纤瘦。

It can be safe as long as the swaddling allows a baby's legs to bend up and out at the hips, allowing the hip joints to develop normally.

只要能保证襁褓让宝宝的腿部可以弯曲并且臀部位置合适，臀部骨关节能够正常发育，那就是安全的。

Another great leg exercise you can do at home is lunges.

另一项你能在家进行的绝佳腿部运动是箭步蹲。

Oh, and then, such a rookie mistake, I know that lots of people do this but I never do leg day, like, who cares, right?

作为新手，我犯了个错误，我知道很多人都会锻炼腿部，但我从没锻炼过，谁在乎呢，对吧？

Those are sensors located on my hips and measure the angles created by the distance each of my legs moves in a typical walk and motors lift my legs based on that personalized gate giving my muscles a big boost.

这些传感器固定在我的臀部，测量双腿走路时的标准步伐距离，电机基于刚才测量出的个人化的结果抬升我的腿部，给肌肉一个大的推动力。

Some things that are measured include breathing rate, the person's pulse, their blood pressure and their perspiration, and sometimes a polygraph will also record arm and leg movements.

一些测量的内容包括呼吸频率，脉搏，血压和汗水，有时测谎仪也会记手和腿部的活动。

I'll tell you to walk out this studio with your head down, but I know you haven't developed the leg muscles to pull that off.

我会叫你低头走出这个摄影棚，但我知道你的腿部肌肉还没发育所以走不了。

I respect a man with beautiful legs.He does make me pose.

我很尊重腿部健美的男人 他还让我摆健美造型了。

The doctors are telling me that I have a bad infection in my leg.

医生告诉我，我的腿部严重感染。

Just trying to strengthen the leg up as we heal.

我只是想在康复过程中加强腿部的力量。

He had the cracks in the back of his legs and his elbows.

他的腿部和肘部都皲裂了。

Return to the initial position, straining the leg and butt muscles.

回到初始位置，拉紧腿部和臀部肌肉。

Running speed depends on how much force is exerted by the runner's legs, and according to Newton's Second Law of Motion, force is the product of mass times acceleration.

跑步的速度取决于跑步者的腿部力量。根据牛顿第二运动定律，力的大小等于质量乘以加速度。

Well, what about all that other stuff like the leg injury?

那么，还有，腿部受伤什么的呢？

They have dark black feathers under their white wings, with a red face, and legs.

白色翅膀下有深黑色的羽毛，红色的面部和腿部。

Your legs are the strongest muscles in your body and they can push 400 pounds easy, and you've got to transfer that through your hands.

腿部肌肉是一个人身体中最强壮的肌肉，它们能够轻松推动400磅的重量，腿部的力量可以转移到手上。

STEP 5 Add other types of workouts, such as biking or spinning, a few times a week. You’ll increase your fitness level and strengthen your leg muscles, which will translate to better run times.

每周加入几次其他方式的训练，比如骑自行车或旋转。这样可以增强身体素质，增强腿部肌肉，从而缩短比赛用时。

The faster and longer you run for, the more sore your legs begin to feel.

跑的越快，越久，腿部就会越酸痛。