Semidei塞米代伊semin.半挂车；半挂车货车；<非>半决赛pref.表示“一半的；部分的；不完全的”semimempirical equation半经验方程Semicontinuous Ag films半连续Ag膜semi-phenomenologicaladj.半唯象的semi-closed structure半封闭结构semi-high speed steel半高速钢semi- rigid type base半刚性基层semi-bordered pitpair半具缘纹孔对semiautomatic seelction半自动寻线semisolid culturemedium半固体培养基semi-infinite aquifer半无限含水层