“等级原则”概念、定义、翻译-科学时代

单词	等级原则
释义	经济学词汇手册 scalar principle 等级原则
随便看	spatterware spatterware spatterwork spatula spatula spatula spa water spawn spawn spawn spawn spawn-inducing method spawning spawning area spawning container spawning duct spawning ground spawning ground spawning habit spawning habitat spawning incapability spawning interval spawning migration spawning migration spawning migration

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。

scalar principle