Active fetal movements的用法和样例：
- The researchers documented the memory by watching fetal movements with ultrasound while they played "vibroacoustic" sound to the growing baby.
- Maternal CRH level is elevated in preterm labor and reduced after treatments.Placental CRH triggers the parturition through activating fetal hypothalamic-pituitary-adre...
- fetal movement acceleration test
- first perception of the fetal movement