petty loan

例句：

1. 1. She applied for a petty loan to buy her new car.
   她申请了一笔小额贷款来购买她的新车。
2. 2.The bank offered me a petty loan of $500 to help with my tuition fees.
   银行给了我500美元的小额贷款，帮助我支付学费。
3. 3. The small business owner needed a petty loan to expand his operations.
   这位小企业主需要一笔小额贷款来扩展他的业务。