英国第一次企图把爱尔兰变成殖民地是在12世纪。

The first British attempt to colonize Ireland was in the twelfth century.

《柯林斯英汉双解大词典》

那是我人生第一次真真正正地听爵士乐﹐我深深的被它所震撼著。

This was the first time I really listened to jazz, and it bowled me over.

youdao

4亿多年前，植物第一次向海岸上迁移时，陆地上荒凉而贫瘠，并非生命宜居之地。

When plants first made the transition ashore more than 400 million years ago, the land was barren and desolate, inhospitable to life.

youdao

This will be the first real example where we've talked about the physiology of an organ system together with engineering approaches to modulate that organ, and that will continue throughout the semester.

届时我们将第一次真正地把,器官系统生理学,与调节器官功能的工程学方法结合起来,这方面内容将贯串我们整个学期

耶鲁公开课 - 生物医学工程探索课程节选

But, you know, the first time I went to the business school, I still remember distinctly, it was...

但是，我还清楚地记得我第一次去商学院的时候，那是……

哥伦比亚的氛围 - SpeakingMax英语口语达人

Let me disclaim, too, we're by no means perfect so the Harvard courses APP that a lot of you used on the web to shop for courses, we recently sent out a form to get feedback from everyone because we don't doubt that it was imperfect the first time around, but we're going to iterate and make amends with that.

我不是说，我不是说要完美,你们大部分使用哈佛大学课程APP来在网上选课,我们最近给你们发了一个表单，从你们那里,得到反馈，因为我不怀疑,第一次时它是有瑕疵的,但是我们将反复地道歉。

哈佛公开课 - 计算机科学课程节选