服务器在某一时刻启动并运行，但是可能在另一时刻当机。

Servers that are up and running one moment may be down the next.

youdao

我知道这是一个伟大的时刻，这一时刻有很多东西在改变，这一时刻无数有能力有实力的程序员正在创造财富并改变世界。

I know that this is a moment of great transformation, in which brilliant and committed programmers can make fortunes and change the world.

youdao

每天同一时间上床睡觉，同一时间起床，周末也一样。

Go to sleep and wake up at the same time, even on weekends.

youdao

I mean, so that's kind of an interesting problem and then it's something that I don't really kind of get inside for you guys.

这是一个很有趣的问题,其中的奥妙,一时也无法道出。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

Alums with Nobel prizes? Oh, I don't... I can't think of any like, off the top of my head.

获得诺贝尔奖的校友吗？这个……我一时还想不出来。

知道约翰·纳什吗？ - SpeakingMax英语口语达人

We normally think of teaching as a synchronic process, you and I are in the same place and in the same time while we are learning, when in fact at least right now we are not.

我们通常设想教学是限于一时的过程，你我在同一地点,同一时间学习，但事实上至少现在就不是这样。

麻省理工公开课 - 媒体、教育、市场课程节选