英 [ɪkˈstreɪniəs] 美 [ɪkˈstreɪniəs]
adj. 外来的；没有关联的；来自体外的
extraneous /ɪkˈstreɪnɪəs/ TEM8
形容词 Extraneous things are not relevant or essential to the situation you are involved in or the subject you are talking about. 无关的; 不必要的
To avoid delays, she wanted the disaster relief legislation to be kept free of extraneous matters.
为避免延误，她希望无关紧要的事不被掺杂进灾害救济立法程序中。
not pertinent to the matter under consideration
an issue extraneous to the debate
同义词： immaterial / impertinent / orthogonal
not essential
the ballet struck me as extraneous and somewhat out of keeping with the rest of the play
not belonging to that in which it is contained; introduced from an outside source
water free of extraneous matter
同义词： foreign
额外的，客的
外来的
外来的
写了这些看似题外(Extraneous)的话，其实并不是借机发牢骚，我是希望读者能意会很多事情不是简单的黑与白。
... crunchy嘎吱作响的 extraneous外部的 extrovert外向性格的人 ...
... extract v.拔出；强索(钱或信息) extraneous a.来自外部的；无关的 extrapolate v.由已知事实预测，推测；(数)由已知值推出未知量 ...
extraneousness 外部（支节）
We shall ignore factors extraneous to the problem.
我们应该撇开与此问题无直接联系的因素。
We do not want any extraneous information on the page.
我们不希望这一页上有任何无关的信息。
To avoid delays, she wanted the disaster relief legislation to be kept free of extraneous matters.
为避免延误，她希望无关紧要的事不被掺杂进灾害救济立法程序中。
But to speak of an intentional structure as a center is not at all the same thing as to speak of an intending person, author, being, or idea that brought it into existence, because that's extraneous.
但是讲到一个作为中心的意向性结构,与讲到一个创造它的人，作者，存在，或概念是完全不同的，因为那是外来的。
文学理论导论课程节选 : 耶鲁公开课
Even after tossing out all extraneous data, Bird's computers will be storing 15 petabytes a year.
The dedicated bayonet lens hood (LH3-01) can be attached to block out extraneous light.
ENGADGET: Sigma DP3 Merrill packs a Foveon X3 sensor and a fixed F2.8, 75mm-equivalent lens
We must move beyond the divisive and extraneous issues that currently define public debate.