SIGSn.天体惯性制导系统Sigabbr.信号(=signal)abbr.签名(=signature)abbr.标记(=signa)SIG.abbr.特殊利益集团(=special interest group)Siga adelante.一直往前走。Sigilmassasaurusn.斯基玛萨龙Siganus guttatus点篮子鱼Sigambrahanaokain.花冈钩毛虫Siglophora bellan.洁血斑夜蛾Siguin's symptomSigmodon alstonin.苏里南棉鼠Sigalion spinosan.刺锡鳞虫Sigurd Lewenrenz希古德·莱维伦茨Siguent Neomycin新霉素[氨基苷类抗生素]