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”semi -high speed steel半高速钢semicomputable predicate[计] 半可计算谓词semi-floating catheter半浮动导管(心血管系统用)semifinished hexagon nut半光六角螺母semitransparent ceramics半透明陶瓷semi-annual accounting半年核算semi-independent state半独立国家semidowndraft carburetor半下降通风汽化器semi interquartile range半内四分间距 半内四分间距semicustom design system半导体常规设计系统