from the bottom up

基本解释

But to work, such schemes must be built — like all genuine markets — from the bottom up.
但是要想行得通，必须象所有真正的市场一样，自下而上的去构建这些方案。
huzhangao.blog.163.com
The other way is to engineer the cells from the bottom up, growing them into a designed configuration.
另一种方式是从下到上地设计电池，让它们逐渐成长为事先设计的结构。
So my attitude is, we've got to grow the economy from the bottom up.
所以我的态度是，我们得让经济从底层增长起来。
pgfish.spaces.live.com

There was a new effort to build wealth from the bottom up, rather than from the top down.
Ponds would freeze from the bottom up.
如果池塘是从底部向上结冰的。
麻省理工公开课 - 固态化学导论课程节选
In this case, it's cutting up from the bottom end, which makes sense because the thing I'm looking for is always bigger than the midpoint and then, I don't know, let's pick something in between. Somebody want-- ah, I keep doing that-- somebody like to give me a number?
排除元素，这是讲得通的，因为我总是找比中点大的元素,那让我们挑一个同,中点之间的元素吧,我再来试试，谁给我个数字吧,我知道你们想给我些其他东西？
麻省理工公开课 - 计算机科学及编程导论课程节选

They had learned from Toyota that the best ideas came from the bottom up.
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