【医】 pyelectasia; Pyelectasis
【医】 pelvis; pelvis of ureter; pyel-; pyelo-; renal pelvis; venter renum
dilate; expand; outspread; overspread
【计】 dilatation
【医】 dilatation; dilation; distention; ectasia; ectasis; ectasy; eury-
eurysma; expansion; stretch