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The fish closed its operculum to keep debris from damaging its gills.
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The fish closed its operculum to keep debris from damaging its gills.
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Related words
operculum
IPA(Pronunciation)
Noun
Japanese Meaning
動物学: 鰓やその他の器官の覆い、例えば鰓を覆う蓋（鰓蓋）としての構造物。 / 植物学: 苔類の胞子嚢の蓋状部分、または果実の一部で、胞子や種の散布のために離れる蓋のような部分。
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