around the clock

around the clock
round the clock
(all day and all night without stopping) — круглосуточно

Example 1: This station broadcasts news round the clock.

Example 2: Doctors and nurses worked around the clock to help the people injured in the train crash. (thefreedictionary.com)

Example 3: One lane on the bridge is closed around the clock for the next three months. (Cambridge Dictionary of American Idioms)

Related vocabulary:
24/7
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