基本解釋[經(jīng)濟(jì)學(xué)]購(gòu)入和持存決策詞組短語短語buy y and hold decision 購(gòu)入和持存決策buy and hold decision更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)購(gòu)入和持存決策