“等外材”概念、定义、翻译-科学时代

单词	等外材
释义	林业词汇手册等外材 back log; below grade; cull (log); mill cull; non-dimension timber; offgrade timber; red ink log; reject; rejected log
随便看	backbar backbeach backbeach back beam back bearing backbeat back belt backbench backbencher back bend back bender back bias back-biased silicon diode backbite back blast backblaster backblocks backblow backblowing backblowing backboard back board backboard backboard back body

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。