在纯粹竞争条件下，正象十九世纪后期的经济学家马歇尔揭示的那样，加入和离开决定某一工业部门的长期平衡。

In pure competition, AS expounded by the late-nineteenth-century economist Marshall, entry and exit determine the long-run equilibrium of an industry.

youdao

就像那些在我们之前的，我想知道是否行将到来的衰竭是否纯粹因为没有竞争力。

And like those before us, I wonder if the coming collapse will be by sheer incompetence.

youdao