If you put your fingers between the plastic opening at the bottom, and here's where you gotta watch out for the spring, pull the thing apart and that's it.

如果你把手指放到,底部的缝隙中间，这里你需要小心，你剥开就会发现这个了。

哈佛公开课 - 计算机科学课程节选

Between any neurons, between the axon of one neuron and the dendrite of another, there's a tiny gap.

在神经元之间,在一个神经元的轴突,和另一个神经元的树突之间,有一个细小的缝隙

耶鲁公开课 - 心理学导论课程节选

This infinitesimal gap-- and this gap is known as a synapse-- and what happens is when a neuron fires, an axon sends chemicals shooting through the gap.

这个极小的缝隙,这个缝隙就叫做突触,当神经元产生神经冲动后,轴突会释放出能够穿透缝隙的化学物质

耶鲁公开课 - 心理学导论课程节选

The gap could be about one ten-thousandths of a millimeter wide.

这个缝隙大约只有0.1微米那么宽

耶鲁公开课 - 心理学导论课程节选