"billfold" in Chinese (Simplified)
钱包（男式）
Definition
billfold 是一种小巧可折叠的钱包，通常由男性使用，用于装纸币和卡片。
Usage Notes (Chinese (Simplified))
“billfold” 主要用于美式英语，意指男士用的钱包。通常中文说“钱包”，但注意区分有拉链或女式手包的区别。
Examples
He put the money into his billfold.
他把钱放进自己的**钱包**里。
My father carries a billfold in his back pocket.
我爸爸在后口袋里放着**钱包**。
The billfold was made of leather.
这只**钱包**是皮革做的。
I can't find my billfold—maybe I left it at the café.
我找不到我的**钱包**——可能落在咖啡馆了。
His old billfold was falling apart, so he bought a new one.
他那只旧**钱包**都快散了，就买了一个新的。
You can keep your ID and cash in a billfold when you travel light.
轻装旅行时可以把证件和现金放进**钱包**里。