substitution

美音音标: [.sʌbstɪ'tjuːʃ(ə)n] substitution
英音音标: [.sʌbstɪ'tjuːʃ(ə)n] result.0.expl|add:"

同义
substitution switch transposition replacement permutation
词性
n
解释
an event in which one thing is substituted for another
示例
the replacement of lost blood by a transfusion of donor blood

同义
substitution exchange commutation
词性
n
解释
the act of putting one thing or person in the place of another:
示例
he sent Smith in for Jones but the substitution came too late to help