large-scale; extensive; massive
Describes events, projects, systems, or operations that are large in scope or size. Often used in news, business, and technical contexts.
A large-scale earthquake occurred.
このプロジェクトは大規模な投資を必要とする。
This project requires large-scale investment.
Large-scale construction work is being carried out in this area.
The company carried out a new survey on a large scale.
The damage from the typhoon is becoming large-scale.
大規模 focuses on the scale or magnitude of an event or project, whereas 広範囲 focuses specifically on the geographic or conceptual area it covers.
mass vaccination
large-scale disaster; major disaster