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sac [sæk]    添加到生词本 复制网址
基本释义
  • n. 囊;液囊;气囊
词形变化
  • 复 数:Sauk or Sauks also Sac or Sacs
常用短语
    1. air sac
      气囊
    2. lacrimal sac
      泪囊
    3. pericardial sac
      围心囊
    4. sac fungus
      子囊菌
    5. spore sac
      孢囊,孢子囊
    6. vitelline sac
      卵黄囊
    7. yolk sac
      n.(=yolk bag)[动]卵黄囊
    8. amniotic sac
      羊膜囊
    9. tear sac
      【医】 泪囊
英英解释
  •  4个名词解释

    1. an enclosed space
      [同] pocket, pouch, sac, sack
      [例]
      • the trapped miners found a pocket of air
    2. a case or sheath especially a pollen sac or moss capsule
      [同] sac, theca
    3. show all ... ( 4 )