“叶脉”概念、定义、翻译-科学时代

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。

单词	叶脉
释义	请查阅叶脉--翅脉--静脉
随便看	class rate class rate class rate class relationship class repression classroom classroom activities classroom atmosphere classroom behaviour classroom behaviour classroom behaviour problem classroom boycott classroom-centred research classroom climate classroom collective classroom communication classroom conversation classroom demonstration method classroom design classroom dialogue classroom discipline classroom discipline classroom discourse classroom discourse classroom discourse system