subsidiary letter of credit

例句：

1. 1. The company issueda subsidiary letter of credit to facilitate the transaction.
   该公司发放了附属信用证以促进交易。
2. 2. The bank requested the exporter to provide a subsidiary letter of credit for the goods shipment.
   银行要求出口商提供附属信用证来证明货物的运输。
3. 3. The subsidiary letter of credit was used to secure the payment for the goods.
   附属信用证被用来保证货物的支付。