“self-instructional learning system”概念、定义、翻译-科学时代

单词	self-instructional learning system
释义	教育学词汇手册 self-instructional learning system 自学系统
随便看	round salting round scale round scraper round script round seaming round sennit round shrimp round slice round steel round stuff Round Table Conference round table conference round timber round trip round trip round trip round-trip gain round trip passenger traffic roundtripping round trip ticket round-trip ticket round-trip time round trip time round trip time round-trip transit time

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。