“心材”概念、定义、翻译-科学时代

单词	心材
释义	农业词汇手册心材 heartwood
随便看	top chord top coat top colour top-corner casting top-corner fitting top credit rating top cross top cross top-cross parent top cutting top cutting top cymbal top day trade top-down approach top-down approach top-down auditing method top-down budgeting top-down change top-down design top-down design top-down linkage model top-down marketing top-down parsing top-down planning top-down process

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。