通常都需要开出两到三份可转让或签名提单，外加根据需要提交的若干份提单副本。

For each shipment, two or three negotiable or signed bills of lading are usually issues, plus as many non-negotiable copies as may be required.

youdao

“提单”指由从事货物运输或运送业务的人开出的、证实收到待运货物的票据。

"Bill of lading" means a document evidencing the receipt of goods for shipment issued by a person engaged in the business of transporting or forwarding goods.

youdao

“提单”指由从事货物运输或运送业务的人开出的、证实收到待运货物的票据。

"Bill of lading" means a document evidencing the receipt of goods for shipment issued by a person engaged in the business of transporting or forwarding goods.

youdao