customers' ledger

例句：

1. 1. The company keeps adetailed customers' ledger to track salesand customer feedback.
   该公司保留详细的客户账簿来追踪销售和客户反馈。
2. 2. The financialdepartment maintains a comprehensive customers' ledger for record-keeping purposes.
   财务部门维护一个全面的客户账簿，用于记录目的。
3. 3. The bank requires all customers' ledgers to be updated regularly to ensure accuracy.
   银行要求所有客户账簿定期更新，以确保准确性。