“portal system”概念、定义、翻译-科学时代

单词	portal system
释义	水产业词汇手册 portal system 门静脉系
随便看	abandoned goods abandoned land abandoned mine abandoned property abandoned sea cliff abandonee abandonee abandonee abandoner abandoner abandoner abandonment abandonment abandonment abandonment abandonment abandonment abandonment abandonment abandonment abandonment cap abandonment charge abandonment clause abandonment clause abandonment clause

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

portal system