基本解釋胚層英漢例句雙語例句Mesoderm --- The middle germ layer in the early embryo; the source of cells that go on to make bones, muscles, connective tissue, heart, hematopoietic system, kidney, and other organs.原腸胚形成過程中，由上胚層細(xì)胞增殖産生的一部分細(xì)胞在上、下胚層之間形成的第三層細(xì)胞。通常形成骨骼、肌肉、結(jié)締組織、心髒、造血系統(tǒng)、腎髒和其它器官。Germ layer --- One of three distinct layers of cells that arise in the inner cell mass, the ectoderm, mesoderm, and endoderm, each of which develops into a distinctly different tissue in the embryo.胚胎發(fā)育到原腸胚時(shí)的細(xì)胞層，分爲(wèi)內(nèi)胚層、中胚層、外胚層，各胚層將發(fā)育成一定的組織器官。germ-layer更多例句詞組短語短語Germ -layer theory 胚層說animal -germ layer 繙譯germ-layer更多詞組英英字典柯林斯英英字典 any of the three layers of cells formed during gastrulation &rarrsee ectoderm , mesoderm , endoderm germ-layer劍橋字典germ-layer柯林斯字典專業(yè)釋義生物學(xué)胚層