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

• Your tears come from tiny sacs located in the outer corners of each eye.
  你的眼泪是从眼睛外角里的小液囊流出来的。
• It consists of a stack of flat, membrane-bounded sacs.
  它由一大堆扁平的膜缘清楚的囊组成。
• In addition, more information about the cause of monozygotic twins could be collected in the future by a straightforward check of the numbers of placentas and sacs when the babies are born.
  另外，将来有关单卵双胞胎原因更多的信息可以直接通过出生后核对胎盘和羊膜囊的数目来获得。
• 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。
• ( of e.g. fruits and anthers) opening spontaneously at maturity to release seeds. Each lobe contains two pollen sacs that produce very large quantities of small pollen grains.
  （例如指水果和花粉囊）在成熟时自然的打开释放种子。左右两侧花粉囊之间是薄壁细胞构成的药隔，药隔中的维管束与花丝维管束相连。
• The tiny individual corals are simplistic in design. They are cup-shaped sacs and have one opening that doubles as a means of both eating and excretion.
  那些小的个体珊瑚虫外形简单。它们杯状的囊只有一个开口，用来吸食和排泄。
• 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。
• 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。
• Cost-effectiveness in the laboratory: should we examine hernia sacs or calcified heart valves?
  实验室中的成本效益：我们应该检验疝气囊或钙化心瓣膜吗？
• An item resembling one of the membranous sacs in animals.
  形状象动物体内有膜囊状器官的物体。