primary research短语¹³¹⁶²⁰⁺³ 基本例句 第一手研究 Primary research methods and an analysis of the competitor’s company finance information, helped to establish that the competitor planned to expand into overseas markets. 他们通过对竞争对手的财务信息的研究和分析认识到该公司计划将业务扩大到海外市场。 yeeyan