bladder

n. 膀胱, 囊
【医】 囊, 膀胱

blad.der

n.（名词）


Anatomy Any of various distensible membranous sacs, such as the urinary bladder or the swim bladder, that serve as receptacles for fluid or gas.
【解剖学】 膀胱，囊：一种可膨胀有膜囊状物，如膀胱或鳔，作为储存液体或气体的器官
An item resembling one of the membranous sacs in animals:
气囊状物：形状象动物体内有膜囊状器官的物体：
例句：
the bladder of a football.
橄榄球球胆

Botany Any of various hollow or inflated saclike organs or structures, such as the floats of certain seaweeds or the specialized traps of bladderworts.
【植物学】 囊状物：一种中空或充气的囊状器官或结构，如某种海草的浮囊或狸藻的特有存水囊
Pathology A blister, pustule, or cyst filled with fluid or air; a vesicle.
【病理学】 水疱，包囊：充气或充水的水疱、脓疱或包囊；水疤

来源：
Middle English bladdre
中古英语 bladdre
from Old English blôdre * see bhlô-
源自 古英语 blôdre *参见 bhlô-