threestageadj.三级的threenum.三n.三；三个adj.三个的three thousand two hundred and fifty one(=3251) 三千二百五十一three-channel gamma-ray spectrometer三道γ能谱仪three thousand two hundred and sixty two(=3262) 三千二百六十二Three theories of economic individualism关于经济个人主义的三个经济学文本three thousand one hundred and sixty one(=3161) 三千一百六十一three thousand eight hundred and fifteen(=3815) 三千八百一十五three-dimensional solubility parameter三维溶度参数three-dimensional truss arch structure立体桁架拱结构three dimension temperature distribution三维温度分布three-dimensional cross-slide system空间交滑轴系