以致今天，资本利用的程度没有2007年底高，失业率也不像那时那么低。
As of today, measures of capacity utilisation are not as high as at the end of 2007, and unemployment is not as low as it was then.
可以成双增加三角体的数量或改变平面三角的底高比例，使玩具形状和翻转发生变化。
The quantity of the triangle can be improved in pair or the bottom-height ratio of the flat triangle can be changed, so as to change the shape and the reversal of the toy.
到现在为止对我们来说，都挺有用的就是这个底乘高的几何方法。
Well, what has worked pretty well for us so far is this geometric idea of base times height.
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