spontaneousnessn.自发(自生;自然产生;自然;天然)
spontaneousadj.自发的,自然的,本能的;自然产生的
Spontaneous rupture and hemorrhage自发破裂出血
spontaneous frightened palpitation惊悸
spontaneous remanent magnetization自发剩余磁化
spontaneous combustion coal gangue自燃煤矸石
spontaneous lateral ventral hernia自发性侧腹壁疝
spontaneous combustion in coal seam煤层自燃
spontaneous hereditary hypertension自发性遗传性高血压
spontaneous subarachnoid hemorrhage自发性蛛网膜下腔出血