petty-cashCOCA³¹⁵¹¹¹⁺⁴ 基本例句 na.零用钱；🌏零用现金；零用金；备用金 This comprises the notes and coins in wallets, purses, petty-cash trays and tills, plus the cash reserves that commercial banks hold with the central bank. 它包括钱包、皮夹、储蓄罐和保险柜中的钞票及硬币，以及由央行控制的，商业银行持有的现金储备。 yeeyan