air cell

中文含义：气室、空腔。

英语词性：noun

美式发音：/ˈɛr sɛl/

同义词：air sac, alveolus, chamber

易混淆单词：airbag, aircraft

双语例句：

  • The bird’s bones are hollow and have air cells in them that help the bird to fly.
  • 气室是在鸟类骨骼内部的中空部分，能够帮助鸟儿飞行。
  • The air cell in the packaging helps to cushion the delicate product during transport.
  • 包装中的气室帮助缓冲在运输过程中易碎的产品。