One can measure the utility of a moive ticket by asking how much of some other commodity (like hamburgers)you are willing to give up for it.是什么意思_One can measure the utility of a moive ticket by asking how much of some other commodity (like hamburgers)you are willing to give up for it.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句