释义 |
not have the first idea about sth also not know / understand the first thing about sth to not know anything about a subject, or not know how to do something对某事一窍不通(一无所知):•I wouldn't have the first idea about what to do in that situation.我若遇此情形就会无所适从。•I don't know the first thing about cars.我对汽车一窍不通。 |