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blas·tu·la 英ˈblæstʃələ美ˈblæstʃələAHDblăsʹchə-lə ＳCOCA²¹⁶⁷⁸⁰BNC⁷⁹⁰⁷⁶⁺¹¹
基本英英搭配记法近义反义派生词例句Thesaurus例句
n.胞胚²⁰;囊胚⁸⁰复数blastulas形容词blastular名词blastulation名词复数blastulas
生命的物质基础
Noun:
early stage of an embryo produced by cleavage of an ovum; a liquid-filled sphere whose wall is composed of a single layer of cells; during this stage about eight days after fertilization implantation in the wall of the uterus occursroof of blastula囊胚盖bottom of blastula胆囊底, 囊胚底…blastula stage囊胚期,中胚期…
blast-ula⇒n.胞胚²⁰;囊胚⁸⁰近义词 blastosphere囊胚
Pblastular囊胚的Phemiblastula半鳃的Pblastulation囊胚形成Pdiblastula二叶性囊胚Pstereoblastula实囊胚Pamphiblastula两极囊胚Pcoeloblastula有腔囊胚Pdiscoblastula盘形囊胚
名词100%
用作名词The cells of theblastula, called blastomeres, also each receive a full diploid set of chromosomes.这些囊胚细胞，称卵裂球，每个细胞都有一套二倍体染色体组。
Cleavage produces ablastula, a sheet of cells rounded into a sphere that in most species surrounds a cavity.卵裂产生一个囊胚，形成的细胞壁球形排列形成一个空腔。as in.fetus
同义词 blastosphere,embryodeveloping infant,fertilized egg
fetusnoun unborn young
blastosphere,developing infant,embryo,fertilized egg By the treating,45 eggs developed into blastula stage,12 eggs developed into blood circulating stage, and8 eggs developed into fry among673 eggs of Big head.
结果在673粒草鱼实验卵中有45粒发育至囊胚期，12粒发育至血液循环期，孵出鱼苗8尾。 cnki
The series of mitotic cell divisions that produces a blastula from a fertilized ovum. It is the basis of the multicellularity of complex organisms.
卵裂，卵割由一组有丝分裂细胞从受精卵中生成的囊胚，是复杂有机体中多细胞的主要成分。 iciba
Butcher law and nature penetrate sperm ovum person who split and blastula development rate remarkable difference after obtained that law got.
屠宰法与自然射出法获得的精子获能以后卵裂率和囊胚发育率差异不显著。 cnki
Results showed that the pregnant rate of blastula was higher than that of morula.
结果表明，囊胚较桑椹胚妊娠率高； cnki |