nightgown

名词 nightgown:

1. lingerie consisting of a loose dress designed to be worn in bed by women
   同义词：gown, nightie, night-robe, nightdress

night.gown

n.（名词）
A loose garment worn in bed by women and girls.Also called nightdress
便装，睡衣：妇女和女孩子在床上穿的宽松长袍也作 nightdress