相关单词同義詞basic, fundamental, essential, primary, first, 近義詞 simple, uncomplicated反義詞advanced, complex臨近詞elements, elemental, elementary row, elementary lab, elementary jar, elementary set, elementary sum, elementary ash, elementary gas, elementary map, elementary cone, elementary area相似詞elegiac, elegy, element, elemental, elementary particle, elementary school, elephant, elephant corduroy, 返回 elementary