內(nèi)窺鏡，內(nèi)視鏡一種目測檢查身體通道或中空器官，如結(jié)腸、膀胱或胃的內(nèi)部的儀器 An instrument for examining visually the interior of a bodily canal or a hollow organ such as the colon, bladder, or stomach.
尿道大多數(shù)哺乳動(dòng)物自上尿液從膀胱中排出體外的管道，雄性的精子可從中排出 The canal through which urine is discharged from the bladder in most mammals and through which semen is discharged in the male.
膀胱炎泌尿膀胱的發(fā)炎 Inflammation of the urinary bladder.
