“umbilical artery”的概念、定义、翻译、参考文献-科学参考

单词	umbilical artery
释义	umbilical artery [ǝm`bil·ǝ·kǝl `ärd·ǝ·rē] ^EMBRYOLOGY Either of a pair of arteries passing through the umbilical cord to carry impure blood from the mammalian fetus to the placenta.
随便看	casaba melon Casale process cascade cascade amplifier cascade-amplifier klystron cascade compensation cascade connection cascade control cascade converter cascade cooler cascaded cascaded carry cascaded feedback canceler cascade gamma emission cascade hyperon cascade image tube cascade impactor cascade junction cascade limiter cascade liquefaction cascade mixer-settler cascade networks cascade noise cascade particle cascade pulverizer

科学参考收录了103327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。