refugium

noun

Any local environment that has escaped regional ecological change and therefore provides a habitat for endangered species.

The refugium provides a safe haven for endangered species.

意味（1）

Any local environment that has escaped regional ecological change and therefore provides a habitat for endangered species.

意味（2）

(aquaculture) A separate section of a fishtank that shares the same water supply, used for denitrification, plankton production, etc.