它们只是简单地感觉到它们所处环境的变化，例如，当土堆的壁被破坏时，会改变空气的循环。

They simply sense changes in their environment, as for example when the mound's wall has been damaged, altering the circulation of air.

youdao

您感觉到它们不快乐。

You get the sense that they are not happy.

youdao

我能感觉到它们！

I can just feel it!

youdao

They're less shielded because they're closer to the nucleus, they feel a greater z effective.

它们受到少的屏蔽,因为它们离原子核更近，它们感觉到一个更大的有效电荷量。

麻省理工公开课 - 化学原理课程节选