你说的是胎芽吧，不过胎芽也要60天后才能看到的。
You say it is child bud , but also 60 days after birth in order to shoot to see.
结果TVS及TAS TVS对附件区包块、卵黄囊、胎芽、胎心搏动、宫内假孕囊、卵巢的检出率远较TAS高，差异均有统计学意义（P<0.01）。
Results The detection rate of mass, yolk sac, embryonic bud, embryonic heartbeat and ovary was higher in the TVS or TAS TVS test than those in the TAS test (P<0.01).
结论：与两对照组相比，胎鼠肢芽提取液呈现了显著的运动神经营养活性。
Conclusions: the limb bud extract showed marked motoneuron neurotrophic activities compared with the two controls.
结论：与两对照组相比，胎鼠肢芽提取液呈现了显著的运动神经营养活性。
Conclusions: the limb bud extract showed marked motoneuron neurotrophic activities compared with the two controls.
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