But their successors have learned humbling insights about the technology's not-so-utopian industrial limits.

但后继者们却只惭愧学习到了受工业限制科技。

It take some time since, as we've learned over the past couple of weeks, gases have real-life constraints on how they move here in the non-ideal world.

这需要一些时间，正如我们几周了解到那样， 气体世界中移动方式受到现实生活限制。

On the other hand, working to express a permanent, nonphysical ideal in physical form is likely to feel very good, particularly when that ideal is inspiring and motivating to those who pursue it.

另一方面，努力以物质形式表达​​一个永久、物质可能会感觉常好，尤其是当这个鼓舞和激励那些追求它人时。