| [/ɪkˈstræpəleɪt; ɪkˋstræpəˏlet/] v [Tn, Tn.pr] ~ sth (from sth) (fml 文) 用法:
1 (mathematics 数) calculate (an unknown quantity) approximately from known values or measurements （从已知的值或量）推算出（未知的量）; 外推. 用法:
2 estimate (sth unknown) from facts that are already known 由已知事实估计（未知事物）; 推断; 推知:
One can extrapolate the size of the building from the measurements of an average room.从一间屋子的量度可以推断出整座建筑物的大小. |