Tetraenan.四合木属tetran.脂鲤（南美产的热带鱼）pref.四；四原；四基Tetracosactrin Acetate醋酸二十四肽促皮质素, 六醋酸二十四肽促皮质素[促皮质素]tetrahedral congruence四面线汇Tetraneura aequiunguisn.等爪四脉绵蚜tetrapropylene benzene四聚丙烯基苯tetracarbonylcobaltate四羰基钴tetrahydrotetrapyrrolen.四氢四吡咯tetrahedral hypothesis四面体说tetrahydropseudoiononen.四氢假性紫罗兰酮Tetrahymena pyriformis梨形四膜虫Tetrastigma formosanumn.台湾崖爬藤