extraneous

大学 FREQ #47665

a. 外来的, 非必要的, 无关的 [医] 体外的

发音

CA /ɛkˈstɹeɪ.ni.əs/
其它
US /ɛkˈstɹeɪ.ni.əs/
UK /ɛkˈstɹeɪ.ni.əs/
CA /ɪkˈstɹeɪ.ni.əs/
US /ɪkˈstɹeɪ.ni.əs/
UK /ɪkˈstɹeɪ.ni.əs/
AU /ekˈstɹæɪ.ni.əs/
NZ /ekˈstɹæɪ.ni.əs/

教材释义与例句

形容词

外来的；没有关联的；来自体外的

释义与例句

adj.
  1. 1.

    Not belonging to, or dependent upon, a thing; without or beyond a thing; foreign.

    to separate gold from extraneous matter

    Extraneous substances were found on my cup of water.

  2. 2.

    Not essential or intrinsic.

词汇关系

形容词

同义词 6

outside foreign external impertinent immaterial orthogonal

近义相关 2

irrelevant extrinsic

相关短语

extraneous variable extraneous variables

词源

From Latin extrāneus (“from without, strange”). Doublet of strange. Cognate with estrange (verb), Spanish extraño.

来源：wiktionary