interpolate

动词 interpolate:

1. estimate the value of
   同义词：extrapolate
2. insert words into texts, often falsifying it thereby
   同义词：alter, falsify

1. If I may interpolate a comment, before you continue your speech ...
   很抱歉打断你的演讲，请让我插句话 ...
2. Close inspection showed that many lines had been interpolated into the manuscript at a later date.
   经仔细检查发现不少字句是後来添写进原手稿中去的。

in.ter.po.late

v.（动词）
in.ter.po.lat.ed,in.ter.po.lat.ing,in.ter.po.lates
v.tr.（及物动词）
To insert or introduce between other elements or parts.
插入：在其他成分或部位之间插入或添入

To insert (material) into a text.
在课本中添加（材料）
To insert into a conversation.See Synonyms at introduce
插话：加入谈话参见 introduce
To change or falsify (a text) by introducing new or incorrect material.
篡改：通过插入新的或不正当的材料改变或伪造（课本）
Mathematics To estimate a value of (a function or series) between two known values.
【数学】 内插：在两个已知值之间估计（函数或级数）的一个值
v.intr.（不及物动词）
To make insertions or additions.
插入或添加

来源：
Latin interpol3re interpol3t- [to touch up, refurbish]
拉丁语 interpol3re interpol3t- [修改，整修]
from interpolis [refurbished] * see pel- 5
源自 interpolis [整修过的] *参见 pel- 5

【引伸】
inter.pola.tion
n.（名词）
inter.pola.tive
adj.（形容词）
inter.pola.tor
n.（名词）