sweater       
noun [ C ] uk/ˈswet.ər/ us/ˈswet̬.ɚ/
A2 (UK also jumper)针织套衫,毛线衫 
a piece of clothing, typically with long sleeves and made from wool, that is worn on the upper part of the body
  Put a sweater on if you're cold. 如果你觉得冷就穿件毛线衫吧。 
 a V-necked sweater V字领针织衫 
 Compare: cardigan
 - More examples
 - an angora/lambswool sweater
 - He was wearing a chunky navy sweater.