短語詞組短語fatalness factors 危險性因素fatalness coefficient 危險性系數(shù)potential fatalness 危險性personal fatalness 人身危險性fire fatalness 火災(zāi)危險性fatalness assessment 危險性評價fatalness region 危險性區(qū)域inherent fatalness 固有危險性social fatalness 社會危險性 返回 fatalness