not know the first thing about something
не иметь основных знаний о чём-либо
Jack wants to buy a car, but I am sure he does not know the first thing about cars.
Другие идиомы:
- know which is which
- know one's place
- know all the tricks of the trade
- know one's ABCs
- know-it-all
- know one's stuff
- know (something) only too well
- know (something) in one's bones
- know (something) inside out
- know (someone or something) like the back of one's hand
- know-how
- know what's what
- know (something) by heart
- know where all the bodies are buried
- know the ropes