Also to point out, a lot of times you'll see electron volts instead of joules, this is the conversion factor here just so you all have it in your notes.

同样也要指出，很多情况下你会看到,电子伏特而不是焦耳，这里是换算因子,你们在讲义上都能找到。

麻省理工公开课 - 化学原理课程节选

Well, it's a conversion factor.

这是一种换算因子。

麻省理工公开课 - 固态化学导论课程节选