In the International Carriage of Goods by Sea, the bill of lading as a transferable security played an important role in the world.

在国际海上货物运输中，提单作为一种可流转的有价证券在国际范围内发挥着重要作用。

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The goods will be paid with non-transferable , revolving , confirmed LC (validity one year, payment month by month). In addition , buyer shall also open L.

货物必须由不可撤销的、保兑的、证实的信用卡（信用卡有效期为一年，付款方式为逐月支付。）

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These lessons are then easily transferable to real-world counterparts, from goods and services to stocks and bonds.

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