semilogadj.半对数的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-conductor laser半导体激光semi-transverse axis半贯轴Semi - solid forming半固态成形semi-infinite screen半无限屏幕semiautomatic tracking半自动跟踪semi-solid slurrying半固态制浆Semi- active control半主动控制semi-automatic rifle半自动步枪semi-circular gutter半圆形天沟semi-annual sampling半年一次取样