cummerbund
🇺🇸
/ˈkʌmərbʌnd/
🇬🇧
/ˈkʌməbʌnd/
A cummerbund is a wide piece of cloth that men wear around their waist over their clothes, often as part of formal wear.
He looked very elegant in his tuxedo with a black cummerbund to match.
他穿着黑色腰带的礼服看起来非常优雅。