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中胚層 - Wiktionary, the free dictionary

From Wiktionary, the free dictionary

middle; centre; within

middle; centre; within; among; in; while (doing something); during; China; Chinese; hit (the mark)

germ layer
trad. (中胚層) 胚層
simp. (中胚层) 胚层

中胚層

  1. (embryology) mesoderm