Jumper - a common name for a rugby jersey. Also the name of a player in a lineout, usually at the 2,4, and 6 positions, jumping to chatch or intercept the throw.

• 第一种意思是指套衫，即橄榄球比赛服装的别称。第二种是指界外球中的跳手，通常在2/4/6号点起跳来干扰或获得投球。