tetrads四色相(等间隔)配色tetran.脂鲤（南美产的热带鱼）pref.四；四原；四基Tetrastigma tsaianumn.蔡氏崖爬藤Tetragnathapraedonian.前齿肖蛸tetralogy of fallout法乐四联症Tetraonchus borealisn.北方四钩虫tetramethyl fructose[医] 四甲基果糖tetrazolium chloride氯化四唑tetradentate complex四配位基络合物Tetrastigma delavayin.七小叶崖爬藤tetraethylpapaverine四乙罂粟碱<解痉药>tetradecylene diacid[化] 十四烯二酸; 十四碳烯二酸