flat
flat adverb uk/flæt/ us flat ter | flat testB2 in a horizontal or level position on a surface
ровно
She spread the cloth flat across the kitchen table. flat out
using all your energy or effort
изо всех сил
We've all been working flat out to finish the project on time.
in 5 minutes/30 seconds, etc flat
in exactly and only 5 minutes, 30 seconds, etc
ровно за 5 минут/30 секунд и т. д.
He showered and got dressed in 10 minutes flat . Идиомыfall flat