“萨克马尔阶”概念、定义、翻译-科学时代

单词	萨克马尔阶
释义	地质学词汇手册萨克马尔阶 Sakmarian Stage
随便看	second inversion second ionization potential second killing second language second language second language second language second language acquisition second language acquisition second language learning second language--second language（L2） second language teacher second language（L2） second law efficiency second law of thermodynamics second law of thermodynamics second law of thermodynamics second law of thermodynamics second law of thermodynamics second length second-level cache second-level domain second-level heading second level message second level of description

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。