But it is not obvious that pricey infrastructure will do much to curb it.

但昂贵的基础建设是否能起到很大的抑制作用还不清楚。

It was not obvious that it was a school; only the sign, which declared it to be the Forks High School, made me stop.

它不太看得出来是所学校；幸好看见了那块上面写着福克斯中学的牌子，我才停下来。

It's not obvious that they would necessarily be more efficient than us on a digital substrate, but I suspect that they might.

尚不清楚他们在数字基底上一定会比我们更有效率，但我怀疑他们可能会。

And in fact, I was going into a job market where it was not obvious that engineers would have jobs at all, we might be doing other things.

事实上，我正在进入一个就业市场，在那里工程师根本找不到工作，我们可能会做其他事情。