It was seven 7 pm.

当时是晚上七点。

youdao

Seven minus three is four (7 – 3 = 4).

七减去三等于四。

《牛津词典》

A total of seven (7) books on science or the history of science appeared in these lists, which represents a small fraction of the total number of books listed.

这些书单里面一共出现了7本科学或科学史图书，仅占全部入选图书的一小部分。

youdao

but seven months ago she was laid off. Now every morning she arrives to the job center at 7:00 to try to find new work.

VOA: standard.2010.06.24

2 3 4 That would be one, two, three, four, 5 6 7 Hund's Rule, five, six, seven.

会是，洪特规则。

麻省理工公开课 - 固态化学导论课程节选

And that means that I'll have to take a Seven-Course Breadth Requirement,

这就意味着，我有7门必修课，

伯克利的课程计划 - SpeakingMax英语口语达人

The castle also had one of its busiest days in seven years with 7, 911 visitors recorded on 10 August.

BBC: Visitors flock to Edinburgh Castle

Why are a four-inch iPhone screen and a 7.85-inch iPad mini screen fine and a seven-inch Nexus 7 screen terrible?

FORBES: Apple CEO Tim Cook Is Blowing Smoke When He Dismisses Rival 7-Inch Tablets

Each of the seven stack levels is 7 feet 6 inches high, an extremely compact use of the space.

WSJ: New York Public Library | Undertaking Its Destruction | By Ada Louise Huxtable