SAC

英

美

abbr. 南方空军司令部（南非）(Southern Air Command)

复数：sacs　

Collins.1 / BNC.16085 / COCA.17836

牛津词典

noun

（人、动植物体内的）囊，液囊，气囊
a part inside the body of a person, an animal or a plant, that is shaped like a bag, has thin skin around it, and contains liquid or air

N-COUNT (动物体内的)囊，液囊，气囊
Asacis a small part of an animal's body, shaped like a little bag. It contains air, liquid, or some other substance.
1. The lungs consist of millions of tiny air sacs.
  肺由数百万个小气囊组成。

This shaft have overcome the problems which a single air sac of a traditional one existence.
这种轴克服了传统气胀轴单一气囊所存在的问题。
Application of digital imaging technique in quantitative analysis of blood vessels in chick embryo yolk sac membranes
数字图像分析技术在鸡胚卵黄囊膜血管形成模型中的应用
On midsagittal images, AP dural sac diameter and the upper-endplate angles of L1 and S1 were measured.
在正中矢状位图像上测量了L1和S1水平的硬脊膜囊的前后径和上终板角。
The lungs consist of millions of tiny air sacs.
肺由数百万个小气囊组成。
Objective: To evaluate the feasibility of treatment of hemorrhage in cesarean section with intrauterine water sac oppressing.
目的：评估宫腔内水囊压迫治疗剖宫产术中大出血的可行性。
I accidentally ripped her dural sac.
我不小心撕裂了她的硬脊膜囊。
Some of the models contained an air sac.
其中一些模型含有气囊。
The peritoneal cavity is a closed sac.
腹膜腔是一个封闭的囊腔。
They could prosecute Mr Cohen. They could charge SAC with racketeering, and other offences.
他们可以对科恩提起公诉，也可以指控SAC涉嫌诈骗以及其他违法行为。
Several live worms were found in his conjunctiva sac.
后来在门诊中发现结膜囊里有数只活寄生虫。