self-access

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++ˌself-ˈaccess noun [uncountable] British English  a method of learning in which students choose their own books, materials etc and study on their own 自主学习法〔由学生自选课本、教材等并自学〕 a self-access centre 自主学习中心

ˌself-ˈaccess nounChineseSyllable  

self-access
ˌself-ˈaccess noun [uncountable] British English
a method of learning in which students choose their own books, materials etc and study on their own:
    a self-access centre

self-accessBrE /ˌself ˈækses/ 🔊NAmE /ˌself ˈækses/ 🔊 noun [uncountable] a method of learning in which students choose their materials and use them to study on their own 自主学习法（由学生自选材料并自学）◆a self-access centre/library 自主学习中心／图书馆