问题描述：
求助!翻译一句信用证条款
port-to-port bill of lading in 3 of 3 originals consigned to order and blank endorsed,marked notify sandford freight and marked freight prepaid
port-to-port bill of lading in 3 of 3 originals consigned to order and blank endorsed,marked notify sandford freight and marked freight prepaid
问题解答：
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