be at it all day doing sth (чем-либо • My goodness! I was here three hours ago. They aren't finished yet? An MoH truck backed into the far crossing gate at 8:34am knocking it down, they have been at it all day fixing it. -- они его целый день ремонтируют ART Vancouver)

целый день заниматься

: 1 a las frases, 1 temas

Negocio