n.背書人；轉讓人

The endorser shall bear liability on the bill if it is negotiated in spite of all this. 背書轉讓的，背書人應當承擔匯票責任。

If there is any doubt about the signature, the bank will refuse to cash the checkwill return the check to the endorser. 銀行對簽字的真實性有懷疑，它將會拒絕兌現(xiàn)支票，將支票退給背書人。