n. 商人, 商船

[经] 交易者, 商船

[ noun ]
someone who purchases and maintains an inventory of goods to be sold
<noun.person>

Trader \Trad"er\, n.
1. One engaged in trade or commerce; one who makes a business
of buying and selling or of barter; a merchant; a
trafficker; as, a trader to the East Indies; a country
trader.

2. A vessel engaged in the coasting or foreign trade.