柯林斯詞典passbook /?pɑ?s?b?k/ (passbooks) 1. N-COUNT A passbook is a small book recording the amount of money you put in or take out of a savings account at a bank. 存折 返回 passbook劍橋詞典a small book that is used to officially record how much money is in a customer's bank account 銀行存折 返回 passbook