| 单词 | 裂球 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔blastocyte〕An undifferentiated blastomere of the morula or the blastula stage of an embryo.胚细胞：桑椹胚或囊胚期胚胎的未分化分裂球美国传统〔blastomere〕Any of the cells resulting from the cleavage of a fertilized ovum during early embryonic development.分裂球：在早期胚胎发育时受精卵分裂产生的任何细胞美国传统〔ectomere〕Any of the blastomeres from which the ectoderm develops.外裂球：任一种发育成外胚层的裂球美国传统〔entoblast〕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美国传统〔holoblastic〕Exhibiting cleavage in which the entire egg separates into individual blastomeres.全裂的：裂纹出现，整个卵细胞分裂为不同的裂球美国传统〔mesomere〕A blastomere of intermediate size, larger than a micromere but smaller than a macromere.中分裂球：中等尺寸的分裂球，大于小分裂球而小于大分裂球美国传统〔micromere〕A very small blastomere.小分裂球美国传统〔morula〕The spherical embryonic mass of blastomeres formed before the blastula and resulting from cleavage of the fertilized ovum.桑椹胚：形成于囊胚之前且处于胚胎期内的球形裂球群，由受精卵细胞的分裂而成美国传统 |
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