1·Rats can't vomit or burp because of a limiting wall between their two stomachs and their inability to control the diaphragm muscles needed for the action.
老鼠不能反胃或打嗝，因为它们受到了两个胃之间隔离墙的限制，它们也不能有效调节横隔膜肌肉的活动。
2·When we inhale, our lungs fill with air, which press the diaphragm downward.
当我们吸气时，我们的肺会充满空气，空气会把隔膜往下压。
3·What exactly causes them? When we inhale, our lungs fill with air, which press the diaphragm downward.
究竟什么引起岔气?当我们吸气时，我们的肺会充满空气，空气会把隔膜往下压。
4·We breathe out simply by relaxing the diaphragm; the lungs deflate like balloons.
我们呼气其实就是简单的隔膜松弛下来，肺就像气球一样缩小了。
5·A five-year study of patients with leg ulcers has established that a hearty chuckle stimulates the diaphragm which, in turn, plays a vital part in moving blood around the body.
一项对于小腿溃疡患者长达五年的研究证实，欢笑能够刺激隔膜肌肉，这反过来也大大的增加了周身血液循环的；流畅。