人们发现，这些声音是由海豚充满空气的鼻囊发出的。
These sounds, it has been found, are produced in the air-filled nasal sacs of the dolphin.
海豚发出的滴答声是如何从充满空气的鼻囊传播到海水中的呢？
How did the dolphin's clicks get transmitted from its air-filled nasal sacs into the ocean water?
立即，充满空气的爽朗笑声。
肺由称为肺泡的小气囊组成，当健康的人呼吸时会充满空气。
The lungs are made up of small sacs called alveoli, which fill with air when a healthy person breathes.
什么过程使液体蛋糕变为蓬松充满空气的固体蛋糕？
What process turns liquid cake into poofy air-filled solid cake?
当我们吸气时，我们的肺会充满空气，空气会把隔膜往下压。
When we inhale, our lungs fill with air, which press the diaphragm downward.
四部分的外层封皮充满空气用来保持与大气的压力相协调。
The outer envelope of all four sections contains air maintained at atmospheric pressure.
你可能认为，死者充满空气的肺部呛入水后就会尸沉水下。
You'd think a would sink as the air in its lungs is replaced by water.
吸气，双手上举。当双手并拢时肺部充满空气。眼睛凝视大拇指。
Inhale raising both arms. The lungs should be full just as the hands touch. Gaze at the thumbs.
它是一个富含意义的字眼，就像一个充满空气的囊袋，意义很快就会漏掉。
It is a word that fills with meaning as a bladder with air and the meaning goes out of it as quickly.
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。
What exactly causes them? When we inhale, our lungs fill with air, which press the diaphragm downward.
喉气囊肿是一种少见的疾病的异常扩张或球囊喉症的定义，形成一个充满空气腔。
Laryngocele is an uncommon disease defined as an abnormal dilatation or herniation of the laryngeal saccule, forming an air-filled cavity.
如果你在一只气球里充满空气，把它扎紧，然后放到火炉旁边给它加热，气囊里面的空气会剧烈地膨胀，以致最后爆裂，发出巨大的响声。
If you put a bladder that is filled with air and tied up, into the pipe of a heated stove, the air inside will expand so much as to burst the bladder with a loud report.
如果空气中有有害的东西，眼睛就会充满泪水。
If there is something harmful in the air, the eyes fill with tears.
有一阵森林里还静谧、平和，过会儿空气就充满了紧张的气氛。
One moment it was quiet and calm in the forest, the next, the air was charged with tension.
在上面，一切都是那么寂静，空气中充满了尖叫声和钢铁的碰撞声。
Above, where all had been so still, the air was rent with shrieks and the clash of steel.
不要再用不舒服的毛巾或毯子了！它五分钟内就充满了空气。
No more uncomfortable towels or blankets! It fills with air in five minutes.
空气中充满了花香，孩子深深地吸着。
The whole air was filled with fragrant flowers' perfume, and the child drew it in, in long breaths.
天空充满了空气吗？
在一些城市，空气中充满了污染。
苹果花使空气充满香味。
这种进化适应使鸟类的肺部总是充满着“新鲜”空气，让它们能在其他动物可能毙命的高度呼吸无碍。
This adaptation keeps birds' lungs filled with "fresh" air, allowing them to breathe at altitudes that would kill other animals.
这是从你充满营火和新鲜空气的童年得到的，童子军领队的教诲并没有多少特别的警醒作用。
That's what you get for a childhood filled with campfires and fresh air, with not so much as an inappropriate twinkle from Akela to make you wary.
空气凉爽，充满了鸟儿的啁啾声，山顶上灰色的天空发出粉色的光亮。
The air was cool, and filled with the twittering of birds. Above the mountains the pale sky shone pink.
健康、纯洁、新鲜、欢快、可以随意呼吸的空气已充满他的周围。
The pure, healthful, living, joyous air that was easy to breathe inundated him.
大家停顿一下后，几乎永远不变地听到“唱‘兄弟,鼓起勇气来’”， 顿时，空气中立刻充满低沉的男声。
Then, almost invariably, came, “Let us sing ‘Courage, brother', ” and the air swelled with a lowing of deep male voices.
当沼泽茶叶绽开，空气中充满了很多药草和有毒植物的气味。
When marsh tea is abloom, air is permeated with stupefying odor of this medical and poisonous plant.
当沼泽茶叶绽开，空气中充满了很多药草和有毒植物的气味。
When marsh tea is abloom, air is permeated with stupefying odor of this medical and poisonous plant.
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