Tetraenan.四合木属tetran.脂鲤（南美产的热带鱼）pref.四；四原；四基tetrahydroaminoacrine氨基四氢吖啶Tetraophasis obscurusn.雉鹑Tetratrichomonas ovis羊四毛滴虫tetramethyl-glucose四甲基葡糖Tetrastrum hastiferumn.单棘四星藻tetrahydroxy compound四羟基化合物tetranitro-compound四硝基化合物Tetraneura asymmachian.异爪四脉绵蚜tetranucleotide theory四核苷酸(学)说Tetrabromobenzoquinone四溴苯醌