day and night
night and day
For days without stopping; continually.
Без перерыва; постоянно; все время.
Some filling stations on great highways are open day and night 365 days a year.
The three men took turns driving the truck, and they drove night and day for three days.
The woman was thinking about her missing child day and night.
Женщина всё время думала о своем пропавшем ребенке.
Every day and every evening.
The girl knitted day and night to finish the sweater before her mother's birthday.