The middle germinal layer of an early embryo, consisting of undifferentiated cells destined to become the mesoderm.
中胚层早期胚的中间胚芽层，由最终将发育成中胚层的未分化细胞组成
The middle zone of the mesoderm of a chordate vertebrate embryo, from which excretory tissue develops.
中胚叶节脊索类脊椎动物胚胎的中胚层的中间部分，最终会发育成排泄组织
Two cell layers( diploblastic) separated by a gelatinous mesoglea.
两层细胞(胚层)中间是凝胶状的中胶层。
The outermost of the three primary germ layers of an embryo, from which the epidermis, nervous tissue, and, in vertebrates, sense organs develop.
外胚层胚胎最初三层胚层中的最外一层，由此发育成为表皮、神经组织和脊椎动物的感觉器官
An embryo at the stage following the blastula, consisting of a hollow, two - layered sac of ectoderm and endoderm surrounding an archenteron that communicates with the exterior through the blastopore.
原肠胚一种囊胚之后的胚胎，含有中空、两层的外胚层和内胚层，包围着通过胚孔跟外界交流的原肠
relating to or derived from the mesoderm.
关于中胚层，或由中胚层产生。
The Biological Origin of Chinese Channel and Mesodorm Theory;
中国经络的生物学来源与中胚层理论
The part of a mesodermal somite from which the dermis develops.
生皮节中胚层体节上生长真皮的部分
The outer layer of a blastula that gives rise to the ectoderm after gastrulation.
外胚层囊胚的外层，在原肠胚形成之后生后外胚层组织
Any of the blastomeres of an embryo from which the endoderm develops.
内胚层指任何可生长成内胚层的胚胎分裂球
The infolding of a portion of the outer layer of a blastula in the formation of a gastrula.
肠套叠在原肠胚形成过程中囊胚的外层的折叠部分
mesodermal mixed tumor of corpus uteri
子宫体混合性中胚层瘤
double-walled stage of the embryo succeeding the blastula.
囊胚发育之后的双层胚胎。
Somite is divided from head to feet, blastoderm is divided from inner to outer.
由于内脏最早起源于中胚层，根据经络"内属于脏腑"的特点，可以认为经络最早也来源于中胚层。
Metabolic activity quickly develops in the cells of the embryo and the aleurone layer.
胚细胞和糊粉层中的代谢活性立即活跃起来。
Expression and Significance of Cx43 and Pax3 in the Esophagus of a Human Embryo
Cx43和Pax3在人胚胎食管肌层组织中的表达及意义
Derived from two embryonic germ layers, the ectoderm and the endoderm.Used of lower invertebrates, such as sponges and coelenterates.
双胚层的具有两个胚层（外胚层和内胚层）的。用于低等无脊椎动物，如寄生虫和腔肠动物
The outer layer of a diploblastic animal, such as a jellyfish.
外层双胚层动物的外层，如海蜇