button-off belt

例句：

1. 1. He wore a button-off belt to keep his pants tuckedin.
   他穿着扣紧带的腰带，以保持裤子平整。
2. 2. Thebutton-off belt wasthe perfect accessory for his suit.
   扣紧带是他那套西装的完美配饰。
3. 3. She fastened herbutton-off belt with a simple knot.
   她用一个简单的结系紧了她的扣紧带。