Buckle down
Meaning: to settle down to something; to begin to work seriously at something, to start working hard
Example: I must buckle down to some work this afternoon. If you don't buckle down to your job, you'll be fired. You had better buckle down and get busy.
Выучи грамотный разговорный английский до уверенного владения всего за 9 месяцев по системе естественного усвоения иностранных языков. Жми!
Example: I must buckle down to some work this afternoon. If you don't buckle down to your job, you'll be fired. You had better buckle down and get busy.