So for a long time 等了很久
So a long time before quantum mechanics was developed, people made measurements of the heat capacities of materials.
那么在量子力学建立起来,之前的很长一段时间,人们测量,物质的热容。
The symbolism may come from the fact that the olive tree takes a long time to produce fruit, so olives could only be cultivated successfully in long periods of peace.
它的象征意义可能来自于橄榄树需要很长时间才能结出果实,所以橄榄只能在长久的和平时期才能被成功种植。
This often proves difficult and can take a long time so I will ring a bell so that everyone knows it's time to eat! Hopefully this will speed things up a bit.
事实证明这很困难并可能需要很长时间,所以我会提醒每个人,是时候吃东西了!希望能加快速度。
"It's a big deal. How big a deal you have to measure piece by piece but clearly it is the first major change in our health care system since nineteen sixty-five so that's a long time coming."
VOA: special.2010.03.27
So it took a long time for the twenty books that we have to get settled on. And we'll talk about how that actually happened,also,still.
所以很长一段时间之后那27本书,才最终被确定下来,我们会谈及,那是如何实现的。
so for about six, oh, no, it was nine hours a day, it's a long time ago.
每天要上六个,噢,不是,是九个小时的课,这都是很久以前的事情了。
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