waistcoat

名词 waistcoat:

1. a man's sleeveless garment worn underneath a coat
   同义词：vest

1. His waistcoat is beneath his coat.
   他的背心穿在外套里面。
2. A waistcoat; a vest.
   紧身背心; 马甲
3. Her waistcoat is beautiful.
   她的马甲很漂亮。
4. I always wear a waistcoat.
   我经常穿着一件马甲。

waist.coat

n.（名词）
A garment formerly worn by men under a doublet.
背心：以前男人穿在紧身衣里面的衣服
Chiefly British A short, sleeveless, collarless garment worn especially over a shirt and often under a suit jacket; a vest.
【多用于英国】 马甲：一种短的无袖无领衣服，尤其是穿在衬衫外面夹克装里面的；背心

【引伸】
waist.coat.ed
adj.（形容词）