【医】 tracheaectasy
trachea; weasand; windpipe
【医】 air-tube; trachea; tracheo-; weasand; windpipe
dilate; expand; outspread; overspread
【计】 dilatation
【医】 dilatation; dilation; distention; ectasia; ectasis; ectasy; eury-
eurysma; expansion; stretch