To take part in an activity involving running, jumping and performing various acrobatics with the aid of vertically mounted curved springs attached to one's legs for exercise, pleasure or entertainment purposes..
현재 검증된 한국어 뜻은 준비 중이며 영어 정의는 “To take part in an activity involving running, jumping and performing various acrobatics with the aid of vertically mounted curved springs attached to one's legs for exercise, pleasure or entertainment purposes.”입니다.