Lacking personal knowledge he could only relate the information available.
Unfortunately, she lacked the background and knowledge to make sense of it.
Panel members said he lacked experience in civil rights and knowledge of the law.
My dealer lacks sufficient knowledge to be of any help.
A1 High school students lack knowledge of basic economic concepts, according to a national study.
"At the same time, foreign companies are eager to sell to the 1.3 billion Chinese, but lack local knowledge."
Sufficient power would always look like magic to one who lacked knowledge of it.
Most people lack the time, energy, money, knowledge or inclination to do anything about emissions.
He lacks experience, knowledge, and the ability to express himself in the right way.
They also lack knowledge about the implications of contract changes on large industrial companies.