round/around the clock
all day and all night, 24 hours a day
„After the accident he needed round-the-clock care.“
„The restaurant serves good food, has a little atmosphere and is open round-the-clock.“
„The key witness is now in hiding and under round-the-clock police protection.“
„Advisers to the two companies are working round-the-clock to put the finishing touches on a deal.“
„Round-the-clock drinking in England and Wales is now a reality as new licensing laws come in force.“
round/around the clock = dvacet čtyři hodin denně, nonstop (provoz) ap.