“primitive streak”的概念、定义、翻译、参考文献-科学参考

单词	primitive streak
释义	primitive streak Encyclopedia 医学胚盘释 primitive streak原条约在受精后的第15天，上胚层细胞增生并向二胚层胚盘尾端中线迁移，在中轴线上聚集而成的一纵行细胞柱。
随便看	population I population increase tendency population information management system population inversion population kurtosis population land population land dispersion analysis population management population map population mathematics population mean Population Mechanical Change population migration population migration theories population model population moment population natural dynamics population of determinism population of labour force population of stars population opportunity window population parameter population persistence population pharmacokinetics，PPK population planning

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。