sacs

英 [sæks]

美 [sæks]

n.  (人、动植物体内的)囊，液囊，气囊
sac的复数

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

• The pollen germination of Avena nada appeared to be normal on the stigma of Avena magna and the pollen tubes grew into the style and entered the embryo sacs.
  结果表明，六倍体裸燕麦花粉在四倍体大燕麦柱头上萌发良好，花粉管可顺利长入花柱和胚囊。
• The endoplasmic reticulum, a lacy array of membranous sacs, tubules, and vesicles, may be either rough ( RER) or smooth ( SER).
  内质网，是一些不规则排列的膜囊，小管，和液泡组成的。
• Vacuoles in cells appear to be hollow sacs but are actually filled with fluid and soluble molecules.
  细胞中的液泡是中空的囊状结构，里面充满着液体和可溶性分子。
• Large glands, such as the pancreas or the large salivary glands, consist of complicated combinations of tubes or little sacs.
  大的腺体，如胰腺或大的唾液腺，是由管道或小袋的复杂结合组成的。
• Quantitative analysis of synaptic vesicle release and readily releasable pool size in hippocampal neurons pertaining to one of the small sacs ( as in a compound gland).
  海马神经元突触囊泡释放特征及可释放囊泡含量定量分析（英文）与小囊泡（如在一个复杂的腺内）相关的。
• Meanwhile, the expanded sacs push against the lung's healthier areas.
  于此同时，扩张的气囊也会挤压肺部相对健康的部位。
• The lungs are made up of small sacs called alveoli, which fill with air when a healthy person breathes.
  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。
• Classification and Seed Set of Varied Embryo Sacs of Autotetraploid Rice
  同源四倍体水稻变异胚囊分类及结实性影响因素
• 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。
• Many frogs amplify the sound of their voices using special sacs in their throats.
  许多蛙类动物利用其喉内特殊的囊将声音放大。