But is there a science underneath the positivity of chance encounters ?

但在偶然遇到正面事情这事上含有科学因素吗？

Maybe this is why evolutionary psychology often encounters such intractable public relations problems .

也许这就是为什么进化心理学总是在公共关系上面遇到棘手的难题。

That asymmetry makes the plastic piezoelectric : it changes shape when it encounters an electric field .

这种不对称使得塑料产生压电：当它遇到电场时，形状会发生改变。

In the filter bubble , there 's less room for the chance encounters that bring insight and learning .

在过滤器中的泡泡，有很少的空间遇到能带来的洞察力和学习的机会。

Their encounters fell into a well-worn pattern : tense standoffs , ending in frustration or tragedy .

他们所遇到的陷入了老套的桥段：紧张的僵局，以失败或者悲剧结束。