“primary vein”概念、定义、翻译-科学时代

单词	primary vein
释义	林业词汇手册 primary vein 中脉，主脉
随便看	relief telescope relief television relief valve relief valve relief valve relief valve relief valve relief valve relief welding relief well relievable relieve relieve relieved relieved by cold relieved by eating relieved by heat relieved by pressure relieve scene relieving arch relieving depression to regulate qi relieving glomus relieving itching relieving muscles relieving pain

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。