但是，轻率地推动所有人获得学士学位——以及不露声色地看低其他方面——忽略了一个重要的问题：这不是美国经济唯一需要的东西。

But the headlong push into bachelor's degrees for all, and the subtle devaluing of anything less, misses an important point: That's not the only thing the American economy needs.

youdao

唯一需要的组件是6英尺长的塑料管和一个接水的容器。

The only components required, are six feet of plastic tube, and a container to catch the water.

youdao

不过，唯一需要的部件是一根6英尺长的塑料管，以及一个容器——也许只是一个饮水杯。

The only components required, though, are a six feet of plastic tube, and a container — perhaps just a drinking cup.

youdao

Now, in practice, this is not the only problem facing two firms who are trying to produce the monopoly output.

实际上 这并非两个想维持垄断产量的,企业需要面对的唯一问题

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the fact that the only problem you're having is the lack of what your expressing and need for.

事实上，你唯一的问题就是你缺少或需要的东西仍未被满足。

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The only important thing to realize about that is that these differences start to occur very early in development.

唯一需要引起重视的是,这些差异发生在,发育阶段的早期

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