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单词 gill cover
释义

Definition of gill cover in English:

gill cover

noun
  • A flap of skin protecting a fish's gills, typically stiffened by bony plates.

    鳃盖(保护鱼鳃的片状皮褶,多有板状骨片支撑而坚挺)。亦称OPERCULUM

    Also called operculum
    Example sentencesExamples
    • Next, place two fingers just into the gill cover and slide the fingers forward until you reach the jaw bone.
    • A similar species is the stargazer, which has two venomous spines, one each side behind the gill covers.
    • The gill covers are also armoured with sharp edges that can draw blood if handled without care.
    • The opercular series comprises each gill cover and generally consists of four bones.
    • The gill cover and dorsal, pelvic, anal, and caudal fins possess large red blotches.

Definition of gill cover in US English:

gill cover

noun
  • A flap of skin protecting a fish's gills, typically stiffened by bony plates.

    鳃盖(保护鱼鳃的片状皮褶,多有板状骨片支撑而坚挺)。亦称OPERCULUM

    Also called operculum
    Example sentencesExamples
    • The gill covers are also armoured with sharp edges that can draw blood if handled without care.
    • The gill cover and dorsal, pelvic, anal, and caudal fins possess large red blotches.
    • Next, place two fingers just into the gill cover and slide the fingers forward until you reach the jaw bone.
    • A similar species is the stargazer, which has two venomous spines, one each side behind the gill covers.
    • The opercular series comprises each gill cover and generally consists of four bones.
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更新时间:2025/7/4 16:08:46