“类--分类--等级”概念、定义、翻译-科学时代

单词	类--分类--等级
释义	电子商务词汇手册 class 类，分类；等级
随便看	transit zone transit zone transketolase transketolase transketolase translate translated copy translated copy translated works translater translate-restate method translation translation translation translation translation translation translation translation translation translation translational acceleration translational degree of freedom translational energy translational enthalpy

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。

class