bladder

名词 bladder:

1. a distensible membranous sac (usually containing liquid or gas)
   同义词：vesica
2. a bag that fills with air

1. An instrument for examining visually the interior of a bodily canal or a hollow organ such as the colon, bladder, or stomach.
   内窥镜，内视镜一种目测检查身体通道或中空器官，如结肠、膀胱或胃的内部的仪器
2. Inflammation of the urinary bladder.
   膀胱炎泌尿膀胱的发炎
3. The bladder collects urine.
   膀胱能储存尿液。
4. The bladder of the football is broken.
   这颗足球的球胆破了。

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-