It's late for some personal reasons as well. Milton had been, as you know, anticipating writing this poem since he was at least nineteen years old.

也有一些个人原因，你们知道，弥尔顿至少在19岁的时候就想要写这样一首诗了。

耶鲁公开课 - 弥尔顿课程节选

It's been a while since I've been doing that because I haven't had as much free time as I would have liked.

我已经很久没有播报了。因为我最近都没有太多的空余时间。

广播人员怎么样？ - SpeakingMax英语口语达人

It's been a troubled relationship ever since... the...you know, the emergence of the two countries.

早在这两个国家。,刚刚出现时,它们的关系就很糟糕。

普林斯顿公开课 - 国际座谈会课程节选

It's been ten years since the Revolution.

革命已经过去十年。

耶鲁公开课 - 文学理论导论课程节选

You can see that residential investment, as a fraction of GDP, has been very variable through history of the United States since World War II and that it's had a strong relationship with recessions.

住宅投资要计入,国内生产总值,纵观美国自二战以来,这部分投资,变动很大,而且与衰退存在着密切关联

耶鲁公开课 - 金融市场课程节选

It's been a really long time since I have personally followed basketball.

我个人看篮球真的已经很久了。

现场观看篮球赛 - SpeakingMax英语口语达人

The percent who think it's the best investment is higher in Los Angeles than in Milwaukee, and since the peak of the bubble in 2003, it's been declining in Los Angeles but, surprisingly, rising in Milwaukee.

认为房地产是最佳投资选择的人群,在洛杉矶居民中所占比例远高于密尔沃基,自从2003年房产泡沫达到最高峰,洛杉矶房价就一直在下跌,令人惊异的是密尔沃基房价仍在上涨

耶鲁公开课 - 金融市场课程节选