英语语法分析

Mr Rodrik's model also assumes a single tradable good.

罗德里克先生的模型也呈现了一个单一的可被交易的商品。

It took decades for electrical power to become a tradable commodity.

电力花了几十年才成为可交易商品。

LIKE oil or pork bellies, computing capacity is now a tradable commodity.

象石油或者五花肉，计算能力现在也是一宗可买卖的商品。