trophoblast / ˈtrɒf əˌblæst, ˈtroʊ fə- /

📖毕业后词汇滋养细胞滋养层滋养细胞体滋养体

trophoblast 的定义

n. 名词 noun

Embryology.

  1. the layer of extraembryonic ectoderm that chiefly nourishes the embryo or develops into fetal membranes with nutritive functions.