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

• 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。
• 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。
• Besides webs, spiders also use their silk to line nests and make egg sacs.
  除了织网，蜘蛛还用丝来铺窝和编织卵袋。
• 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。
• Bursae are small sacs located between moving structures such as bones, muscles, skin and tendons.
  滑囊是较小的囊状物，位于活动的结构间，如骨骼，肌肉，皮肤和肌腱。
• 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。
• 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。
• 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。
• This showed that noises made from tubes without air sacs, the tubes mimicking the modern vocal tract, were much clearer.
  实验显示，没有气囊的管子发出的声音更为清晰，而这种管子模拟的正是现代人类的声道。
• The lungs consist of millions of tiny air sacs.
  肺由数百万个小气囊组成。