re.la.tion.al
adj.（形容词）Of or arising from kinship.亲属关系的：亲属关系的或源于之间的Indicating or constituting relation.关系的：显示或构成关系的Grammar Of, relating to, or being a word or particle, such as a conjunction or preposition, that expresses a syntactic relation between elements in a phrase or sentence.【语法】 表示句法关系的：表示从句或句子中成份之间的句法关系的单词或小品词，如连词或介词的
【引伸】
rela.tionally
adv.（副词）
