dominants优势种dominantadj.主要的；占优势的；显性的n.主宰者；显性基因dominant factors主导因素dominant carrier占主要地位的长话公司dominant phoneme显性音位dominant periods主周期dominant surface主表面dominant contact显性接触点Dominant spiders优势种蜘蛛dominant opinion主导性意见Dominant variety优势品种dominant current优势流