蠕虫状+球状石墨
vermicular graphite + spheroidal graphite
胎盘球蛋白
placental-eluted gamma globulin
globulinum placentae
帆状胎盘
Placenta velamentosa
velamentous cord insertion
胎盘胎膜残留
retained placenta
Retained placental fragment
F型球状星团
F spectral type globular clusters