柯林斯詞典customs union 1. N an association of nations which promotes free trade within the union and establishes common tariffs on trade with nonmember nations 關(guān)稅聯(lián)盟; 推動聯(lián)盟成員之間自由貿(mào)易和建立共有的稅務(wù)制度的組織 返回 customs union