threestageadj.三级的threenum.三n.三；三个adj.三个的three thousand six hundred and forty six(=3646) 三千六百四十六three thousand five hundred and fifty one(=3551) 三千五百五十一three thousand seven hundred and fourteen(=3714) 三千七百一十四three inspections and seven verifications三查七对three-dimensional seismic ground motion三维地震three-dimensional digitalization design三维数字化设计three - dimensional harmonic oscillator三维谐振子three thousand one hundred and eighty one(=3181) 三千一百八十一three thousand six hundred and twenty two(=3622) 三千六百二十二three-year cycle of complementary crops三年轮作制的互补作物