经济学家还要学会预测商品和价格的未来走势。

An economist learns how to guess what will happen in the future, as far as good and prices are concerned.

youdao

我们在试验中观察的还是受试者，在衡量商品和价格时同样区域的活动。

We went again to see what was happening in these regions when people considering the products and these prices.

youdao

一名妇女经常光顾一家小古董店，她极少买东西，却总是对商品和价格吹毛求疵。

A woman who frequented a small antique shop rarely purchase anything, but always found fault with the merchandise and prices.

youdao

We went again to see what was happening in these regions when people considering the products and these prices.

我们在试验中观察的还是受试者,在衡量商品和价格时同样区域的活动。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选