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现代英汉综合大辞典
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简明英汉词典
简明英汉词典substitution
n.
代替, 取代作用, 代入法, 置换
柯林斯英语大词典
柯林斯英语大词典查词历史
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substitution
[ˌsʌbstɪˈtjuːʃən]
n
the act of substituting or state of being substituted
something or someone substituted
the replacement of a term of an equation by another that is known to have the same value in order to simplify the equation
the uniform replacement of one expression by another.an expression so derived from another
柯林斯 WordNet
WordNetsubstitution
substitutions
Noun
1. an event in which one thing is substituted for another; "the replacement of lost blood by a transfusion of donor blood"
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(derivation) , , ,
2. the act of putting one thing or person in the place of another: "he sent Smith in for Jones but the substitution came too late to help"
(synonym) ,
(hypernym)
(hyponym) ,
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