毛线衣卫衣英文名称为"Sweater Hoodie" 或 "Hooded Sweater".
"Sweater" 一词来自英语中 "to sweat" 的过去分词，指的是针织或编织的衣物，通常用来保暖。"Hoodie" 是 "hood" (帽子) 和 "sweater" 的结合词，指的是有帽子的毛衣。
例句：
"I always wear my sweater hoodie when it's cold outside." (我在外面冷的时候总是穿我的毛线衣卫衣)
"This sweater hoodie is made of soft wool, it will keep you warm on the chilly morning." (这件毛线衣卫衣由柔软的羊毛制成，能在寒冷的早晨保暖)