“book turnover”概念、定义、翻译-科学时代

单词	book turnover
释义	图书馆、情报与文献学词汇手册 book turnover 图书流通率；图书流通量
随便看	fetal heat fetal hemoglobin fetalization fetal membrane fetal membrane fetal mortality fetal mortality rate fetal mortality ratio fetal nutrition fetal position fetal presentation fetal protection policy fetal redness fetal serum protein fetal stage fetal stalk fetal toxin fetal weakness fetal wind syndrome fetation fetch fetch fetch fetch FETCH instruction

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。