C 1.膀胱 a bag of skin inside the body of a person or animal,in which waste liquid collects before it is passed out
C 2.囊，袋 a bag of skin,leather,or rubber which can be filled with air or liquid
句型例句
He had a weak bladder.他的膀胱虚弱无力。
Running on a full bladder is not a good idea. 憋尿不是一个好主意。
The kidneys send the rest, a liquid called urine, to the bladder.肾脏把剩下的称作尿的液体送入膀胱。
I must go and empty my bladder.我得去撒尿。
