If, then, V is constant, prices will change in the same proportion as the quantity of money provided that ep(=Ddp/pdD) is unity.是什么意思_If, then, V is constant, prices will change in the same proportion as the quantity of money provided that ep(=Ddp/pdD) is unity.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句