broad-based

Từ điển Oxford Advanced Learner 8th

ˌbroad-ˈbased [broad-based] BrE NAmE (also ˌbroadly-ˈbased) adjective
based on a wide variety of people, things or ideas; not limited
•broad-based support

Example Bank:
•They lacked the broad-based support enjoyed by other unions.
•a broad-based curriculum/syllabus/introduction/programme
•a broad-based government/party/coalition/economy