一只就够了。
But in a competitive market, even a differential of two or three to one would be enough to guarantee that you'd always be behind.
但是,在一个高度竞争的市场中,即使开发速度只相差两三倍,也足以使得你永远处在落后的位置。
They thought, for example, if you could do something with one element, if you looked at an element very close to it, it would be similar enough that you could maybe replace it with that.
他们认为,比如,用一种元素可以做的,用它邻近的元素,代替它的位置,也应该能做到。
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