jumper

名词 jumper:

1. a person who jumps
2. an athlete who competes at jumping
3. a coverall worn by children
4. a small connector used to make temporary electrical connections
5. a loose jacket or blouse worn by workmen
6. a sleeveless dress resembling an apron; worn over other clothing
   同义词：pinafore, pinny
7. (basketball) a player releases the basketball at the high point of a jump
   同义词：jump shot

1. He exchanged the blue jumper for a red one.
   他把蓝毛衣换成了红的。
2. You've turned your jumper inside out.
   你的套头毛衣里外穿反了。
3. The tight jumper only accentuated his fat stomach.
   那件紧身套头毛衣反更突出了他那肥胖的肚子。
4. That jumper sets off the blue of her eyes.
   在这件毛衣衬托下，她眼睛的蓝色显得更漂亮了。
5. My jumper has gone (ie has worn into holes) at the elbows.
   我的毛衣肘部已磨坏。
6. The child has picked a hole in his new jumper.
   孩子的新毛衣上勾了一个洞。

jumper

n.（名词）
One that jumps.
跳跃者：做跳跃动作的人
A type of coasting sled.
滑橇，拖橇：一种滑行的雪橇
Electricity A short length of wire used temporarily to complete a circuit or to bypass a break in a circuit.
【电学】 跳线，跨接线：一小段金属线，临时用来接通一段电路或越过电路的断开处
Basketball See jump shot
【篮球】 参见 jump shot
A saddle horse that has been trained to jump over obstacles.
经训练后能跳越障碍的马

jumper
jumper 2

n.（名词）
A sleeveless dress worn over a blouse or sweater.
无袖连衣裙：穿在衬衫或针织套衫外面的无袖连衣裙
A loose, protective garment worn over other clothes.
工作茄克：穿在其它衣服外面的宽松且有保护性的外套
Often jumpers A child`s garment consisting of straight-legged pants attached to a biblike bodice.
常作 jumpers 连衫裤童装：一种儿童穿的外套，直统裤腿的长裤和围裙似的上装连在一起
Chiefly British A pullover sweater.
【多用于英国】 套衫

来源：
Probably from jump [short coat]
可能源自 jump [短外套]