round-the-clock
adjective [ before noun ] uk/ˌraʊnd.ðəˈklɒk/ us/ˌraʊnd.ðəˈklɑːk/ (also around-the-clock)
全天的，全天候的;不分昼夜的
happening or done all day and all night
He's very sick and needs round-the-clock care. 他的病很重，需要全天候护理。
Synonym: non-stop
See also: clock