# derivation ##### 词义 - 英:/ˌderɪˈveɪʃn/; 美:/ˌderɪˈveɪʃn/ - #词性/n (尤指词语的)起源,由来,派生 ##### 例句 - Derivation Set Tracing for the Transformation Diagram Based on Wivern - 基于Wivern跟踪转换图的起源集 - Also , this thesis proves the uniqueness and solution theorems of derivation set of basic relation operators . - 作者证明了基本运算的起源集的唯一性定理和求解定理。 - The word is of old French derivation . - 该词源于古法语。 ##### 形态 - #形态/word_pl derivations