相关单词近义词 first-class 头等的, first-rate 第一流的, number one 头号的(人物)..., top-class 最高级, topnotch 一流的临近词blue, bluebill相似词blue state, blue tit, blue-black, blue-blooded, blue-collar, blue-eyed boy, blue-eyed soul, blue-green algae, 返回 blue-chip