| 单词 | 多骨 |
| 释义 | 〔hardhead〕pl. hardhead or hard.heads Any of several fishes having a bony head, especially the Atlantic croaker.【复数】 hardhead 或 hard.heads 硬头鳟：尤指大西洋石首鱼等头上多骨的几种鱼中的任意一种〔amphiarthrosis〕A type of articulation between bony surfaces that permits limited motion and is connected by ligaments or elastic cartilage, such as that between the vertebrae.微动关节：允许轻微运动的位于多骨表皮之间的关节，如脊椎骨之间的关节，由肌键或弹性软骨联接〔archaeopteryx〕An extinct primitive bird (genusArchaeopteryx ) of the Jurassic period, having lizardlike characteristics, such as teeth and a long, bony tail. It may represent a transitional form between reptiles and birds. 始祖鸟：已灭绝的侏罗纪时期原始鸟类(始祖鸟目 属)，具有类似蜥蜴的特征，如牙齿及长而多骨的尾巴。它可能代表了爬行动物与鸟类间的转变形式 〔osteal〕Bony; osseous.骨的：多骨的；骨状的〔ganoid〕Of, relating to, or characteristic of certain bony fishes, such as the sturgeon and the gar, that have armorlike scales consisting of bony plates covered with layers of dentine and enamel.硬鳞的，光鳞的：属于、关于或具有某种多骨鱼特征的，例如鲟鱼和雀鳝，具有由覆盖有齿质层和珐琅层的骨盘组成的类似盔甲的鳞〔bowfin〕A primitive, bony freshwater fish(Amia calva) of central and eastern North America, with a long, spineless dorsal fin. Also called dogfish ,mudfish 弓鳍鱼：北美洲中部和东部的一种原始、多骨的淡水鱼（弓鳍鱼 弓鳍鱼属）， 具有长的无脊的背鳍 也作 dogfish,mudfish〔teleost〕Of or belonging to the Teleostei or Teleostomi, a large group of fishes with bony skeletons, including most common fishes. The teleosts are distinct from the cartilaginous fishes such as sharks, rays, and skates.硬骨鱼的：属于真骨亚纲或真骨纲的，真骨纲是多骨的包括最普通的鱼的一大类鱼。硬骨鱼与软骨鱼不同，例如鲨鱼、鲸鱼和鳐鱼〔placoderm〕Any of various extinct fishes of the Silurian and Devonian periods, characterized by bony plates of armor covering the head and flanks, hinged jaws, and paired fins.盾皮鱼：各种现已灭绝的希留利亚纪和泥盆纪鱼类，特征是头部和两侧被多骨的甲壳盖住、有链的颚和成对的鳍〔osseous〕Composed of, containing, or resembling bone; bony.骨状的，多骨的：由骨组成的、含骨的或象骨的；多骨的〔orbit〕Either of two bony cavities in the skull containing an eye and its external structures; an eye socket.眼眶：颅骨中围绕眼球及眼外部结构的两个多骨的腔室中的一个；眼窗 |
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