推测计算是在信息不完全的情况下，提前进行决策的一种计算过程。
The speculative computation is a kind of computing process that is used in decision-making in advance under incomplete information.
比方说，如果不同望远镜上的时钟走得不一致，那么某一确切时刻小行星坐标的测量将互相冲突，导致轨道推测计算错误。
If the clocks on the different telescopes didn't agree precisely, for example, then their calculations of the asteroid's location at a given moment would conflict, distorting his trajectory.
他点燃了蜡烛，因为通过计算着燃烧着的蜡烛剩下的部分就能推测时间。
He lit the candle and could tell the time by counting the number of parts left of the burning candle.
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