The search for "explain" delivered 2 verses in 2 songs on 2 records.
The dragon searched for the following: "explain" as keywords
Here are the matching verses:
Black Sabbath: Dehumanizer
4. Letters From Earth
I don't belong here
So I'm writing to you
Hey let me explain
Rainbow: Ritchie Blackmore's Rainbow
7. If You Don't Like Rock 'N' Roll
And there's a great white sign
With big black letters
That just about explains it all