Within three weeks, about two million people had fled their homes.

VOA: standard.2009.07.03

He went up North from Denmark to a deserted island of the coast of Norway and stayed there for about three weeks.

他从丹麦北部,来到了挪威海岸的一个荒芜的岛上,并在这里呆了三周。

麻省理工公开课 - 固态化学导论课程节选

We have like two months, about three weeks of sun and then it's finished.

我们有两个月，大概三个星期的晴天，然后夏天就结束了。

关于伦敦的天气 - SpeakingMax英语口语达人

So we had two weeks like about... Three weeks ago, we had like a big heat spell.

所以我们已经有两个星期像这样了……三个星期前，我们有一个持续高温的时期。

关于伦敦的天气 - SpeakingMax英语口语达人