Dwelling on past events can consume a lot of time.

纠缠于过去会耗费很多时间。

youdao

So instead of dwelling on the past, they embrace the future.

所以与其踟蹰于过去，不如拥抱未来。

youdao

I don't think that we spent too much time dwelling on the past.

我认为我们并没有花太多的时间详述过去。

youdao

Yevgeniy Dubovik says there is no point in dwelling on the past, because everyone knows about the famine anyway and life after collectivization was fine.

VOA: standard.2010.03.17

It looks like we're dwelling on only the most simple.

我们只阐述一些极为简单的例子。

哈佛公开课 - 计算机科学课程节选

Okay, not to dwell too much on math because you can very quickly bore someone in computer science by dwelling too much on math but it's useful even for logical constructs as we'll see with loops.

不要过于纠结于这些数学问题了,在计算机领域，你会很讨厌那些,在这上面钻牛角尖的人，但是对于那些,像循环这样的逻辑结构又是很有用的。

哈佛公开课 - 计算机科学课程节选

Ritual 3: Let the past be the past and stop dwelling on the negative.

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Instead of dwelling on their femininity, they can talk about everything else that interests them.

FORBES: Young Women Shine At Students For Liberty Conference

Rangers' Algerian midfielder constantly put his side in trouble by dwelling on the ball.

BBC: Zenit St Petersburg 2-0 Rangers