It took two years for me to get better, during which time he spoon-fed me and did absolutely everything around the house.

我花了两年时间才好起来，在此其间他用勺子喂我进食，并承担全部的家务。

《柯林斯英汉双解大词典》

These episodes of rapid evolution are separated by relatively long static spans during which a species may hardly change at all.

这些快速进化的阶段被相对较长的静态跨度分隔开来，在此期间，一个物种几乎不会发生任何变化。

youdao

There was an exchange of fire during which the gunman was wounded.

发生了一场交火，其间那名枪手受伤了。

《柯林斯英汉双解大词典》

The general referred to that goal at a low-key ceremony during which he formally took on his new duties Monday in Kabul.

VOA: standard.2009.06.15

So it turns out that during that period in which they were dead, they were only temporarily not P-functioning.

那么在他们死去的那段时间，他们只是暂时没有人格功能性。

耶鲁公开课 - 死亡课程节选

But think of the various periods during the night in which you are in a deep, deep dreamless sleep.

但请设想你处在这样的夜晚,你处于熟睡，安枕无梦。

耶鲁公开课 - 死亡课程节选

Schedule distraction-free periods on your calendar, during which you can fully attend to one task at a time.

CNN: A New Year's resolution for the workplace

"Military operations lasted several hours, during which airstrikes were called in, " he said, quoting the residents.

CNN: U.S. disputes 90 civilians killed in Afghan airstrike

And it's a stretch during which they've failed to score two or more goals in regulation.

WSJ: Enroth stops 29 in Sabres' 1-0 win over Flyers