Tetrabid四环素[四环素类抗生素]tetran.脂鲤（南美产的热带鱼）pref.四；四原；四基tetramethyl-hexamethylene diamine四甲基代六甲撑二胺tetraiodophenolphthalein sodium salt[化] 四碘酚酞钠tetraalkylalkylene diphosphine oxide四烷基烷撑二氧膦tetramethyl rhodamine isothiocyanate四甲若丹明异硫氰酸盐tetrahedrally-symmetrical molecule四面体对称分子Tetraisopropylmethylenediphosphonate双膦酸酯tetrabutylammonium hydrogen sulphate四丁基硫酸氢铵Tetrasulfonated metal phthalocyanine四磺酸金属酞菁tetrasomic-nullisomic compensation四体-缺体补偿Tetrahydrobiopterin synthesis defect四氢生物蝶呤合成缺陷