vest
/vɛst/
a man's sleeveless garment worn underneath a coat
中文释义：背心；马甲
He wore a woolen vest under his jacket to keep warm.
他在夹克里面穿了一件羊毛背心保暖。
The security guard was required to wear a bulletproof vest.
保安被要求穿防弹背心。
/vɛst/
a man's sleeveless garment worn underneath a coat
中文释义：背心；马甲
He wore a woolen vest under his jacket to keep warm.
他在夹克里面穿了一件羊毛背心保暖。
The security guard was required to wear a bulletproof vest.
保安被要求穿防弹背心。