Most birds have paper thin abdominal muscles.

鸟类大多都有一层薄薄的腹肌。

They went to great lengths not to cut my abdominal muscles.

他们竭尽全力，避免割掉了我的腹肌。

The short form for abdominal muscles, you might know, is abs.

您可能知道， 腹肌的简称是 abs。

Inhale through your nose, and exhale slowly through your mouth. Push out by contracting abdominal muscles, feeling your stomach and hand move.

通过鼻子吸气，缓缓地通过嘴呼气。收缩腹部肌肉，将空气挤出，感受腹部和手的运动。

It became very normal for me to use a rope to sit up in bed, because my abdominal muscles no longer work.

借助一根绳子从床上坐起来对我来说成为了日常，因为我的腹部肌肉不再起作用。

You cannot simply walk out of the hospital with great abdominal muscles and go home, sit on a chair and do nothing.

原因是，带着完美的腹肌走出医院，回家之后就坐在椅子上什么都不做，这是不可能的。

So, your abs, your abdominal muscles, the muscles on this part of your body.

所以，你的腹肌，你的腹部肌肉， 你身体这部分的肌肉。

It grows into worms that push inside the intestinal walls and procreate in your abdominal muscles.

它长成蠕虫， 进入肠壁并在腹部肌肉中繁殖。

So, a man's six-pack would be his abdominal muscles that were in good shape – good condition.

所以，一个男人的六块腹肌就是他的腹肌状况良好——状况良好。

That is, if you drink a lot of beer, you won't have those abdominal muscles showing.

也就是说， 如果你喝了很多啤酒，你就不会露出那些腹肌。

The use of poles reduces the pressure and impact on joints and strengthens back and abdominal muscles.

使用手杖可以减少对关节的压力和冲击，并增强背部和腹部肌肉。

For example, our abdominal muscles contract during forced expiration (that helps to push the air out of our lungs).

例如，我们的腹部肌肉在强迫呼气时收缩（这有助于将空气从肺部排出）。

In the womb, the umbilical cord runs from your mom to you, passing through an opening in your abdominal muscles.

在子宫里， 脐带从妈妈延伸到你身边，穿过腹部肌肉的开口。

So, let's begin with abdominal muscles, so these muscles here which I can't see because of my years of eating pizza.

所以，让我们从腹部肌肉开始，这些肌肉因为我多年吃披萨而看不到。

Then in order to get out he would only have two tenses abdominal muscles pull himself together do a quick flip turn over and come up for air.

之后要出来的话就要靠表演者的腹肌了。收拢身体，快速抬身翻转出来。

Okay, that's not good because, A, if you're trying to do a proper abdominal exam, the abdominal muscles are gonna be tightened up because the person's standing.

- 好吧，这不好，因为，A，如果你想进行适当的腹部检查，腹部肌肉会因为站立而收紧。

Besides the imaginal discs, only a few tissues are spared, including parts of the respiratory system, the heart, some abdominal muscles, and the mushroom bodies of the brain.

除了成虫椎间盘，只有少数组织得以幸免，包括呼吸系统的一部分、心脏、一些腹肌和大脑的蘑菇体。

Contraction of the abdominal muscles compresses the abdominal contents and pushes up on the diaphragm, and that further decreases the thoracic volume, increasing thoracic pressure and pushing the air out.

腹部肌肉收缩压迫腹部内容物并向上推压膈肌，从而进一步减小胸腔容积，增加胸腔压力并将空气推出。

This is called a " six-pack." But here, the word – or expression " six-pack" refers to the abdominal muscles of a man who is very healthy, very athletic, very strong.

这被称为“六块腹肌” 。 但在这里，“六块腹肌”这个词或表达方式指的是非常健康、非常运动、非常强壮的男性的腹部肌肉。

Most mammals and reptiles rely on a flexible rib cage that expands to allow them to breathe, but turtles use abdominal muscles attached to the shell instead: one to breathe in, and one to breathe out.

多数哺乳动物和爬行动物都仰赖一个能扩张的弹性胸廓呼吸，而乌龟则用附在壳上的腹肌来呼吸：一组腹肌帮助吸气，另一组则帮助呼气。