n.囊胚，囊胚泡

原形：blastula复数：blastulas

The blastula stage is a critical phase in the early development of humans and other organisms.
胚泡阶段是人类和其他生物早期发育的关键阶段。
In sea urchins, the formation of the blastula occurs around 36 hours after fertilization.
在海胆中，胚泡的形成发生在受精后约36小时。
During gastrulation, the blastula transforms into the gastrula with three primary germ layers.
在原肠形成过程中，胚泡转变成具有三个原始胚层的原肠胚。
In mammals, implantation typically takes place when the blastula has developed into a blastocyst.
在哺乳动物中，通常在胚泡发育成囊胚时发生着床。
The hatching of the blastula from its protective zona pellucida marks an essential step in the embryo's development.
胚泡从其保护性的透明带中孵化出来标志着胚胎发育的一个重要步骤。
Blastula formation is a universal phenomenon among animals that reproduce sexually.
胚泡形成是所有进行有性生殖的动物共有的现象。
The genetic makeup of the blastula determines the future differentiation of cells in the developing organism.
胚泡的遗传组成决定了发育中的有机体细胞未来的分化方向。
The blastula stage represents the first appearance of symmetry in many organisms' embryonic development.
对于许多生物的胚胎发育来说，胚泡阶段代表了对称性的首次出现。
After the morula stage, the human embryo continues to develop as a blastula before entering the blastocyst stage.
在桑椹胚阶段之后，人胚胎继续以胚泡的形式发育，然后再进入囊胚阶段。
Comparative studies on the blastula formation across different species provide insights into the evolution of developmental processes.
不同物种间胚泡形成的比较研究为了解发育过程的演化提供了见解。