这是我第一次（也是最后一次）胆敢违抗我母亲。

This was the first (and last) time that I dared to defy my mother.

《柯林斯英汉双解大词典》

我认为这张图表，是金融学理论中最有名的一幅图了，它也是第一幅理论图形。

This diagram is, I think, the most famous diagram in all of the financial theories and it's actually the first theoretical diagram.

youdao

这是我第一次，我希望也是唯一一次，遇到作家瓶颈期——我有三年没写出任何东西。

For me it took the form of my first, and I hope only, encounter with writer's block—I was not able to produce anything for three years.

youdao

In the second poem here, "I Looked Up From My Writing," the poet, the first person, is being interrupted at his desk at night.

在第二首诗中“从我的写作中来看“,诗人也是第一人称，夜晚在书桌前被打扰。

耶鲁公开课 - 现代诗歌课程节选

The old First Boston Company had some honorable employees and one of the employees was a good friend of mine. He went there in the early 1950s.

旧时的第一波士顿公司的职员,也是尽职尽责，我有位好朋友,在五十年代在那里工作。

斯坦福公开课 - 经济学课程节选