benthosn.
英 'benθɒs | 美 'bɛnθɑs
中文n. 海底；海底生物；海底的动植物群
词根词源
benthos (n.)"life forms of the deep ocean and sea floor," 1891, coined by Haeckel from Greek benthos "depth of the sea," related to bathos "depth," bathys "deep," which is of unknown origin. Adjective benthic is attested from 1902.
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