他确实在大约一周前给我买了那些水仙花。

He did buy me those daffodils a week or so ago.

《柯林斯英汉双解大词典》

大家对那一周前失踪少年的安危越来越担忧。

Fears are growing for the safety of a teenager who disappeared a week ago.

《牛津词典》

一周前拍摄的视频图片不是很清楚。

The video pictures taken a week ago were not very clear.

youdao

We talked about two weeks ago, that if you had a population of cells, you could grow those population of cells and you could make, if they adapted the culture properly, you could make an infinite number of cells from one starting solution.

两周前我们讲到,如果你有一群细胞,你可以使细胞数量增长,如果培养得当,你可以,从开始的营养液中制造出无限数量的细胞

耶鲁公开课 - 生物医学工程探索课程节选