An order bill of lading is a negotiable document. 一份指示提单是一份可转让单据。
You may consider this air waybill as negotiable document, but it is non-negotiable document and cannot be transferred. 贵方可能以为这张航空运单是流通单据,但是它是非流通单据,是不可转让的。
"Bearer" means a person in possession of a negotiable instrument, document of title, or certificated security that is payable to bearer or indorsed in blank. “持票人”指占有凭票付款或空白背书的流通票据、所有权凭证或实物证券的人。