extrapolation
US /ɪkˌstræp.əˈleɪ.ʃən/
UK /ɪkˌstræp.əˈleɪ.ʃən/

1.
推斷, 外推
the action of estimating or concluding something by assuming that existing trends or facts will continue or apply to an unknown situation
:
•
The report's conclusions were based on an extrapolation of current data.
報告的結論是基於對當前數據的推斷。
•
It's a reasonable extrapolation given the circumstances.
考慮到情況,這是一個合理的推斷。