trophoblast

[医] 滋养层

发音

UK /ˈtɹɒfə(ʊ)blɑːst/

词形变化

trophoblasts 复数 trophoblasts

别名

throphoblast

释义与例句

n.
  1. 1.

    The membrane of cells that forms the wall of a blastocyst during early pregnancy, providing nutrients to the embryo and later developing into part of the placenta.

    生物 医学

词汇关系

名词

上位词 1

membrane

整体词 2

blastosphere blastula

词源

From tropho- + -blast.

来源：wiktionary