semiarcn.半弧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-automation extraction半自动提取semicircular line of Douglas腹直肌鞘弓状线semi-solid magnesium alloy半同态镁合金Semi-Random Initialization半随机初始化semi-official announcement半官方消息semimicrotitrimetry analysis半微量滴定semi-inerratic field setup半规则观测系统semi-auto flow-thru cell半自动流通式试池semiconservation replication半保留复制semi-automatic bioanalyzer半自动生物分析仪