ctenidium
ctenidium[tɪˈnɪdɪəm](pl. ctenidia -dɪə)- (Zoology)a comb-like structure, especially a respiratory organ or gill in a mollusc, consisting of an axis with a row of projecting filaments
(动)栉鳃
语源- late 19th cent.; modern Latin, from Greek ktenidion, diminutive of kteis, kten- 'comb'
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