VOA慢速英语:日本在橄榄球世界杯上展示高科技厕所

toilet – n. a bowl that you sit on or stand near when you get rid of waste substances from your body

symbol – n. a sign or object used to represent something

flush – v. when a toilet or other device empties and fills with water again

sophisticated – adj. advanced; able to work in a smart way

button – n. a switch that is pressed to control a piece of equipment

intimidating – adj. having a frightening or threatening effect