Critics who try to rise above this intellectual hardening of the arteries usually meet with limited success.

有些批评家试图冲破这种知识分子圈的硬化，但通常只能取得有限的成就。

And then we've got the problems on the blood vessel end, under sustained hypertension, you may see your otherwise elastic arteries go from being flexible balloons to stiff, hardened pipes, in what's called arteriosclerosis.

然后血管末端出现了问题，在持续的高血压下，你可能会看到你原本弹性的灵活的气球变成僵硬、硬化的管道，这就是所谓的硬化。