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来源:雅诚德英语网
Embryonic stem cells clump together as a tiny and distinct blob inside fluid-filled balls called blastocysts.
胚胎干细胞在叫做胚泡、满流体的球中凝结成一团小而明显的斑点。
Embryonic stem cells clump together as a tiny and distinct blob inside fluid-filled balls called blastocysts.
胚胎干细胞在叫做胚泡、满流体的球中凝结成一团小而明显的斑点。