While this strategy doesn't cover every contingency, it acknowledges the existence of the unexpected.
尽管这个策略不能覆盖每一个可能性,但它承认不可预知性的存在。
A good design can help to avoid it, but even the best designs can't cover every contingency or scope change.
一个好的设计可以帮助避开这一点,但即便是最好的设计也无法应对所有可能的情况或作用域变化。
One reason for the much higher Pentagon forecasts is that the cost is built up to include every contingency, including projecting inflation over the whole production cycle.
五角大楼给出的估价要高出很多,一个原因是将所有可能发生的情况都考虑在内了,包括在整个生产周期内的发生通货膨胀的可能性。
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