SAC

英

美

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

复数：sacs　

TOEFL医学

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

柯林斯词典

• 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。

双语例句

• 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。
• 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。
• 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
• Surgical methods included direct searching method, curved needle method and lacrimal sac incision.
  手术方法分别采用直接寻找法，弯针法，泪囊切开法。
• Three pregnant uterus can be open and add to simulated gestation sac;
  三个怀孕子宫都可以打开，放入模拟妊娠囊。
• 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。
• The CPC makes policy decisions and supervises the Cabinet, or State Administration Council ( SAC).
  中央人民委员会制定国家方针、政策和决策并且监督、指导权利机关或者国家管理委员会（SAC）对其进行贯彻、实施。
• 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。
• ObjectiveTo study the effects of glycyrrhizin on intestinal absorption of paeoniflorin by the everted rat gut sac model.
  目的研究甘草酸对芍药苷大鼠肠吸收的影响。
• 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。