third party

详细解释:【经】 第三方

英语解释：

名词 third party:

someone other than the principals who are involved in a transactiona political party organized in opposition to the major parties in a two-party system

例句：

A third party is formed by the fusion of independent republican and democrats.一个 * 由共和党和民主党之独立份子联合而组成。