| 单词 | substitution |
| 释义 | Word Frequency substitution(ˌsʌbstɪˈtjuːʃən) noun 1. the act of substituting or state of being substituted 2. something or someone substituted 3. mathematics the replacement of a term of an equation by another that is known to have the same value in order to simplify the equation 4. mathematics, logic a. the uniform replacement of one expression by another b. substitution instance |
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