We leave you with "Turn it Off," from the Paramore album, "Brand New Eyes."

VOA: special.2010.01.01

We have carbon 12. I will even leave off the 6 because we already know it is carbon.

我们有碳12，我们将6省去6,因为我们已经知道它是碳了。

麻省理工公开课 - 固态化学导论课程节选