Usually screamingly conspicuous because they're such a new, unfamiliar concept for most tourists.
With them, the lizards bring technology, a concept unfamiliar to the cats.
It is a concept unfamiliar for India, I guess.
Dios's aquiline features took on the wooden expression of one who is wrestling with an unfamiliar concept.
These will not be unfamiliar concepts for anyone who's been listening to our podcast for a while.
Jeremy's brow wrinkled, as if the brain behind it was trying to fit around an unfamiliar concept.
A considerable amount of conscious effort meant including "public notes" to clarify unfamiliar concepts for patrons.
Steve's brain began to flounder among such unfamiliar concepts.
It's a concept unfamiliar to many Americans.
If necessary, locate and preview difficult new words and unfamiliar concepts or names.