saengmyeonggye
biosphere
biosphère ; écosystème
생명계는 지구의 모든 생물체가 살고 있는 환경입니다.
saengmyeonggye-neun jigu-ui modeun saengmulche-ga salgo itneun hwangyeong-imnida.
The biosphere is the environment where all living organisms on Earth reside.
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