demand for a commodity的意思|示意

We can't seem to put down Austen, or leave her alone, or get to the end of her. She has become a commodity for which there is an infinite demand.

对于奥斯汀，我们似乎总也放不下离不开用不完——她已经成了一项有无尽需求的商品。

Because China's construction sector accounts for a big part of global demand for raw materials such as steel and copper, housing also will help determine the path that commodity prices take.

这是因为钢铁和铜等原材料的全球需求很大部分来自中国建筑部门，住房市场走势也将在一定程度上决定大宗商品价格的走势。

There is a more straightforward explanation for the scarcity: the surge in commodity prices is simply the result of exploding demand and sluggish supply.

有一个更直接的商品短缺的解释：商品价格的暴涨只不过是需求急剧扩大和供应缓慢增长的结果。