rapidly

in a quick or fast way

rápidamente, velozmente

Collocations rapidly increasing population · rapidly changing technology

• The train moved rapidly through the countryside.

  El tren se movió rápidamente por el campo.

in a way that is effective or successful

eficazmente, con éxito

Collocations rapidly improving skills · rapidly growing business

• The new system is rapidly becoming popular.

  El nuevo sistema está ganando popularidad rápidamente.