“the pathway of blood circulation in early embryo”的概念、定义、翻译、参考文献-科学参考

单词	the pathway of blood circulation in early embryo
释义	the pathway of blood circulation in early embryo Encyclopedia 医学原始心血管系统释 the pathway of blood circulation in early embryo胚胎早期血液循环通路人胚早期（第3～4周），由胚内、胚外内皮管网，演变为具有胚体循环、卵黄囊循环和脐循环的血液循环通路。
随便看	source-sink relationship source-size effect Sources of Ancient Poems sources of international economic law sources of law sources of private international law Sources of the Self：The Making of Modern Identity Sources of Words source strength source structure source subtraction source survey source synchronization clocking source synchronization system source system source term source text source to sink system source to source transformation source tracing source-tracing of pathogen source tracing of pollutants source-type solution source type solutions source-type solutions

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。