They are challenges I think many of us have faced at one time or other.

但我觉得他们也是我们在某个时刻或是其他时候会面临的挑战。

youdao

At one time or other, someone has probably told you “it’s written all over your face.”

在某个时间，有人也许会和你说：“一看你的脸就知道你现在啥心情了”。

youdao

Of these, Kenya, Malawi, Mauritius, South Africa and Zimbabwe have all at one time or other used bioethanol as a transport or domestic fuel.

在这些国家中，肯尼亚、马拉维、毛里求斯、南非和津巴布韦都曾经使用生物乙醇作为交通和家用燃料。

youdao

But one possibility, he says,is that it may take time away from sports or other activities that could help prevent depression.

VOA: special.2009.03.10

I recover some hope that one time or other this writing of mine may fall into the hands of a sovereign who will consider it for himself, for it is short and I think clear."

希望有一天,君王有机会能看到这本,我自认为简短易懂著作，并仔细斟酌其中蕴含的思想“

耶鲁公开课 - 政治哲学导论课程节选

Or sometimes they might have men one day, women another time, and mixed at other times.

有时一天男子用，一天女子用，其余时间同用。

耶鲁公开课 - 新约课程节选

In the meantime, if you do forget a doctor's appointment, as most of us have done at one time or other, please spare a thought for the practice or hospital, and give them a call.

BBC: Doctors warned to check no-shows

Announcing the result, chairman of the judging panel Dr Eric Anderson said the winners were chosen only after a "lively and spirited debate" during which at one time or other, each of the five finalists looked to be the front runner.

BBC: Heaney wins Whitbread book prize

Over time one or the other will give a bettor return on investment.

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