[医] plasmoditrophoblast, plasmotrophoblast, syncytiotrophoblast, syntrophoblast

hé bāo tǐ zī yǎng céng ㄏㄜˊ ㄅㄠ ㄊㄧˇ ㄗ ㄧㄤˇ ㄘㄥˊ