1.【生】囊,液囊
2.上衣
1.〈美〉(=Strategic Air Command)战略空军司令部
1.a part of an animal or plant that is shaped like a small bag and is usually filled with liquid or air
1.<AmE>(=Strategic Air Command)
1.It is often a stuttering journey, with cul-de-sacs and fog. And the goal can change as you approach it.
这个过程通常跌跌撞撞，一路上有死胡同，还有迷雾，但在你接近它的过程中，目标也许又会发生改变。
2.The poison sacs of the town began to manufacture venom, and the town swelled and puffed with the pressure of it.
小镇的毒囊开始产生毒液，在它的压力作用下城镇膨胀骄傲自负起来。
3.Yep, Plus the air sacs mean that birds weigh less than you'd expect, which makes flying less costly in terms of energy.
是的。加上肺泡的话就说明鸟比我们想象的要轻，那样飞行就不会那么耗能量。
4.Apparently this was one of Stichelbaut's best flyers and had returned from a race from Tours with his air- sacs over inflated.
显然，这一种鸽子是斯蒂克博特最好的飞鸽之一。该鸽子从图尔斯赛事飞回来后，颈部气囊感染。
5.We find that the external appearance of the embryo and its sacs during the alaqah stage is similar to that of a blood clot.
我们发现胚胎在血块阶段的外观和囊袋很像一块凝血。
6.The air sacs are surrounded by a dense network of minute blood vessels, or capillaries, which connect to the heart.
这些气囊被连接着心脏的浓密的毛细血管网包围着。
7.The region in mammals between the pleural sacs, containing the heart and all of the thoracic viscera except the lungs.
纵隔哺乳动物体内将胸腔分为左右两半的中隔，由心脏和除肺以外的胸腔脏器组成。
8.This week, amniotic fluid is helping the air sacs in your baby's lungs get ready for breathing as she practices inhaling and exhaling.
这周，当婴儿羊水会帮助肺部的肺泡为慢慢的呼吸做好准备。
9.In the lungs of mammals, air flows in and out of small sacs, where oxygen is extracted and carbon dioxide released.
在哺乳动物的肺部，氧气通过小液囊进入，二氧化碳从中排出。
10.The embryo sacs observation is one of the main study method for embryology.
胚囊观察是植物胚胎学的主要研究方法之一。