昨天讲题的时候给学生布置了一个作业，自己查下边句子中的24/7是什么意思？让人欣喜的是两个班有几个学生查了！那就一起学习了解一下吧！
24/7 是一天24小时，一星期7天的缩写，即全天候提供服务的意思(也有写做7*24的,都是同一个意思)
adv.一直不休（地），无时无刻（地），全天无休 （24 hours a day, 7 days a week）（读作 twenty-four seven)。
近义词： round-the-clock, non-stop
反义词： 9-to-5
更多了解
Synonyms include round-the-clock service (with or without hyphens), especially in British English, and nonstop service.
The Oxford English Dictionary (OED) defines the term as "twenty four hours a day, seven days a week; constantly". It lists its first reference to 24/7 as from US magazine Sports Illustrated in 1983. In that story, LSU player Jerry Reynolds described his jump shot in just such a way - plus 365.
例句学习：
Our customer service hotline is available 24/7.
我们的客服热线全天候开放。
The convenience store is open 24/7.
这家便利店全天营业。
It isn't a nine-to-five job. It's 24/7.
这不是一份朝九晚五的工作，而是一份全天候的工作。
Add a rapidly changing economy and an uncertain future to this 24/7 connectivity, and you've got a recipe for overwork, according to Phyllis Moen.
根据菲利斯·莫恩的说法，这种“一周7天、一天24小时”的网络连接，再加上快速变化的经济和变幻莫测的未来，你就很容易会过度劳累。
