►含义Twenty-four hours a day; seven days a week; all the time一天24小时,一周7天;一直 ►例句This shop is open 24-7.这家店全天候营业。 ►对话A:Why do you dislike your little sister?为什么你讨厌你妹妹?B:Because she irritates me 24/7!因为她一直惹我生气。 ►额外收获: 1.all the time:一直2.open: adj.营业着3.irritate: vt.激怒、惹怒