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。

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。
Some of the models contained an air sac.
其中一些模型含有气囊。
The chorion and amnion are foetal membranes that contribute to the placenta and the foetal sac respectively.
绒毛膜和羊膜是分别形成胎盘和羊膜囊的胎膜组织。
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。
In the first method, one drop of this dilution is dropped into the conjunctival sac.
第一种方法是将一滴这种稀释液滴入结膜囊。
Syringomyelia is a condition where a fluid filled sac develops in the spinal cord.
脊髓空洞症是一种脊髓病变，脊髓内形成包含液体的囊。
The sac is very strong, like a balloon filled with water.
这个囊很结实，就像是装了水的气球。
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。
Pollen tube entered the embryo sac via one synergid and in it released two sperms.
花粉管经由一个助细胞进入胚囊，并在助细胞中释放两个精子。
Objective To observe the application of amniotic membrane in conjunctival sac plasty.
目的总结羊膜在结膜囊成形术中的应用及临床疗效。