And in terms of doing this for your homework, I actually want to mention that in the back page of your notes I attached a periodic table that does not have electron configurations on them. It's better to practice doing electron configurations when you cannot actually see the electron configurations.

关于你们的作业，是在你们讲义的后面的页,我附上了一张,没有给出电子构型的周期表,最好联系一下做出电子构型,当你们实际上看不到,电子构型的时候。

麻省理工公开课 - 化学原理课程节选

So you know your cycle, you know, you could have a whole complicated sequence on a p v diagram of steps going back.

因此，对某一的循环过程，可以在pV图上画出,一系列很复杂的小步骤。

麻省理工公开课 - 热力学与动力学课程节选