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

• Broken pollen sacs in vicinity of stigma
  柱头附近破碎的花粉囊
• Silken egg sacs may be hidden in vegetation, or in crevices, or buried in the ground.
  丝质卵囊可能被藏在植物或石缝中，或被埋在地下。
• 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。
• 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。
• Alveoli form clusters ( alveolar sacs) connected by alveolar ducts to the Bronchioles.
  肺泡形成丛集的肺泡囊，经由肺泡管连接至支气管。
• 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。
• 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。
• 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。
• Chloroplast membranes form elongated flattened fluid-filled sacs called thylakoids.
  在叶绿体基质中，有许多由膜封闭形成的扁平小囊，称为类囊体。
• Birds have up to nine extra air sacs to supplement their lungs.
  鸟除了肺还有9个多的气囊作为肺的补给。