Go on, I don't know the first thing about engines.

Well you have to know something about engines to get the drift.

They met at a bar some years ago and she knew about engines.

But we must not stand here and talk about engines.

Someday Al wants to own a garage in town because he knows a lot about cars and engines.

"Would you happen to know anything about her armament and engines?"

Details about engines, their horsepower, and the years in which they were available are provided, as well.

For a six year old you know a lot about engines.

What I don't know about atomic engines hasn't been found out yet.

Do you know more about engines than this stupid engineer here?