trade windWiktionary 原文/ˈtreɪd ˈwɪnd/词源说明Compound of trade (“course, path (of running)”, from 14th c.) + wind, because of their consistent linear direction. Associations with transatlantic trade are a later folk etymology.释义名词noun1A steady wind that blows from east to west above and below the equator.同族词派生词 1antitrade wind