| 释义 |
ex·trap·o·late
\ikˈstrapəˌlāt, ek-, usu -ād.+V\ verb
(-ed/-ing/-s)
Etymology: Latin extra outside, beyond + English -polate (as in interpolate) — more at extra-
transitive verb
1. : to infer from a trend within an already observed interval (the usually probable values of a mathematical variable in an unobserved interval) : calculate from the terms of a known series (the terms not included in the series)
2.
a.
(1) : to project, extend, or expand (known data or experience) into an area not known or experienced so as to arrive at a usually conjectural knowledge of the unknown area by inferences based on an assumed continuity, correspondence, or other parallelism between it and what is known
< events … can be traced in the past and extrapolated into the future — D.J.Bogue >
< extrapolating the present geological state of the earth to its state billions of years ago >
(2) : to extend to a greater length or into a new area
< extrapolate a straight line >
(3) : to cause to move further, develop, or expand on the basis of often unwarranted assumptions or speculations : draw out or amplify
< extrapolating some unpleasant personal experience into a generalized slur on his hosts — L.G.Crocker >
< metaphysicians that extrapolate themselves to the point of absurdity >
b. : to gain knowledge of (an area not known or experienced) by extrapolating : estimate or predict by or as if by extrapolating
< extrapolating public opinion from the public's known reactions to other issues >
intransitive verb
: to perform the act or process of extrapolating — compare interpolate |