He paid for the goods sent him from Detroit by a bill of exchange. 他收到底特律給他發來的貨物后以匯票付款。
When the drawee pays or accepts the bill, the bank gives him the documents that allow him to collect the goods from the quay when they arrive. 受票人對匯票付款或者承兌后,銀行就把貨運單據交給買方,使之能在進口貨物抵達碼頭後去提貨。