noun🔗Share中胚葉、多細胞動物の胚における3つの組織層の1つ。 発生を通して、筋肉、脊椎、循環器系など、成体の多くの内臓を生成します。One of the three tissue layers in the embryo of a metazoan animal. Through embryonic development, it will produce many internal organs of the adult, e.g. muscles, spine and circulatory system."During the early development of a puppy, the mesoderm layer gives rise to its heart, bones, and muscles. "子犬の初期の発達中に、中胚葉層は心臓、骨、筋肉を生み出します。biologyanatomyphysiologymedicineorganismbodyscienceChat with AIVocabulary GamePractice Reading