"he was completely ignorant of the circumstances"
"an unknowledgeable assistant"
"his rudeness was unwitting"
They were all working for me..unknowing that they did so.
出自: S. Richardson
Mankind wanders, unknowing his way.
出自: Goldsmith
He laid his hand on the chest, while still unknowing of all that was in it.
出自: E. A. Freeman
Imparting your vast knowledge upon my unknowing brain.
出自:Dirt Bike