系列作品它是自我记述的表达，也具有对过去时间的追问。

It is expressions recorded and narrate oneself for serial works, question time in the past too.

youdao

说过去发生的事件(例如：用过去时间状语)，我们通常不用现在完成时。

If we say when a past event happened (for example, by using time-adverbs), we do not usually use the present perfect.

youdao

文章试图从认知语言学的角度出发，探讨英语动词过去时态的非过去时间用法。

This paper ties to study the non-past time use of past tense from the perspective of cognition.

youdao

The last thing I want to say about hashes are that they're actually really hard to create.

最后我想说的是哈希函数非常难以创立,在过去的时间里。

麻省理工公开课 - 计算机科学及编程导论课程节选

we have consumers under pressure because of their overextension of credit and they're having overpaid for houses over the last handful of years.

一些承受压力的消费者,因为过度贷款,他们不得不在过去的几年时间里,在买房子的时候花费了更多的钱。

耶鲁公开课 - 金融市场课程节选

So, if the speed was so and so now, then the time had to be this.

所以,如果速度在过去和现在都是这样,那时间就是这个

耶鲁公开课 - 基础物理课程节选