This is the first moment that the poet John Milton is actually speaking in his own voice, and he's speaking directly to us.

这是第一次诗人弥尔顿,在以本尊的声音做着叙述，并且是在直接的向我们叙述。

耶鲁公开课 - 弥尔顿课程节选

This is the first time I've ever done that before.

这是我第一次这么做。

I'm frustrated 实战 - SpeakingMax英语口语达人

What I'd like to do--and this will be the first time I've the clicker thing in the class so let's try out this little quiz and see how it works.

我想要--这是我第一次,在课上使用表决器,所以我们先做个小测试看看效果如何

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选