QUIZ YOURSELF ON "EVOKE" VS. "INVOKE"!
How to use R.R. in a sentence
“RR—All of us tell everyone in our shops to shut up,” Weinberger recorded the president saying.How the Reagan White House Bungled Its Response to Iran-Contra Revelations|Malcolm Byrne|November 3, 2014|DAILY BEAST
And you definitely don't need RR to have those worries; there's quite a large volume of literature on that sort of thing.
Pararthria, pa-rr′thri-, n. disordered articulation of speech.
The hollow shaft N has two snugs to which the chains RR are attached (fig. 175).
In the words of good old Proffy Fontaine: No wan can do mo-rr-rr!Marjorie Dean College Freshman|Pauline Lester
The modified sides (rr) for convenience sake, have been called the radii; they invariably overlap the adjoining compartments.A Monograph on the Sub-class Cirripedia (Volume 2 of 2)|Charles Darwin
This is divided by partitions of peculiar form into four vessels of equal capacity, and dips into a closed water reservoir, RR'.