1、down jacket 羽绒服，down在这里是名词，表示鸟类细腻柔软的羽毛。

例句：

⑴ He removed his gloves and shrugged out of the down jacket.他摘下手套，脱下羽绒服。

⑵ Wendy: May, I saw a beautiful cotton down coat in the shopping mall.温迪：阿美，我昨天在商场里看到了一件很漂亮的羽绒服。

2、puffer coat 羽绒服 puffer这个词有河豚、吹捧者的意思，在这里形容羽绒的蓬松。

例句：There are only a few people on the street and they all wear thick puffer coats and boots.街上人很少而且他们都穿着厚厚的羽绒服和靴子。