If we could power such an elevator with solar energy, we could simply rise up into space for a fraction of the cost of a trip by rocket or shuttle.

如果我们能利用太阳能为这样的电梯提供动力，我们只需花费乘坐火箭或航天飞机旅行费用的一小部分就能进入太空。

youdao

Now, the only apparent cost of taking infinite photos of something as common as a meal is the space on your hard drive and your dining companion's patience.

现在，为一顿饭这样普通的事物拍无数张照片的唯一明显成本，就是你硬盘上的空间和与你用餐的同伴的耐性。

youdao

Now, the only apparent cost to taking infinite photos of something as common as a meal is the space on your hard drive and your dining companion's patience.

现在，就连吃饭这么稀松平常的事情，人们都能拍上无数张照片，需要付出的代价不过是硬盘内存和进餐伙伴的耐心而已。

youdao

But an explosion in space cost him the chance to reach the moon -- and nearly cost the crew their lives.

VOA: special.2010.04.28

So it's really the upfront cost to move to this, in terms of classroom space and developing pedagogy, and buying us top experiments.

因此搬到这种教室,才是最主要的花费，其中包括教室空间设置,开发教学模式，购买高级实验设备等。

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