self-sufficient
🇺🇸
/ˌself səˈfɪʃnt/
🇬🇧
/ˌself səˈfɪʃnt/
Able to provide for all your own needs without help from others
The small island community became self-sufficient by growing their own food and generating their own power.
小さな島のコミュニティは、自分たちで食料を育て、電力を発電することで自給自足を実現しました。