详细解释:n. 跳跃者, 工作服
【计】 跳线连接器, 跳接器
【医】 跳跃病患者, 神经质性跳跃者
英语解释：
名词 jumper:
a person who jumpsan athlete who competes at jumpinga coverall worn by childrena small connector used to make temporary electrical connectionsa loose jacket or blouse worn by workmena sleeveless dress resembling an apron; worn over other clothing同义词：pinafore, pinny