caudal fin英文翻译_caudal fin是什么意思_(尾鳍的英文)_月亮词典

caudal fin

位于尾柄后方的尾鳍。

常用释义

词性释义

尾鳍：指鱼类或鲸类身体末端的鳍，位于尾柄后方的尾鳍。

例句

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hypural bones The fan-shaped series of bones (sometimes fused to one or two plate-like bones) to which the caudal fin rays are attached.

尾下骨尾鳍鳍条附著的扇形成列硬骨（有时融合成一或二个板状硬骨）。

The notochord is straight and caudal fin structures are beginning to form on the ventral side of the notochord .

此时脊索是直的，而且尾鳍的结构开始在脊索的腹侧边上形成。

lateral line scales The pored scales of the lateral line between the upper end of the gill opening and the base of the caudal fin.

侧线鳞片在鳃裂的上端与尾鳍基底之间的侧线的有细孔鳞片。

Finally, the male lays sideways with his caudal fin and half of his body on the head of the female.

最后，男奠定侧身与他的尾鳍及他的一半身体对他的头部的女性。

lunate Sickle-shaped; used to describe a caudal fin which is deeply emarginate with narrow lobes; shaped like a crescent moon.

新月状的镰刀形状的；用来描述一个尾鳍是边缘深凹而有狭窄的叶；状似一个新月形的月亮。

epaxial lobe or web In the caudal fin, that part of the caudal fin between the base and dorsal margin, supported by ceratotrichia.

轴上叶或网在尾鳍结构里，在基底与上缘之间的部份尾鳍，由角质鳍条支撑。

The male is characterized by the presence of a long and sword-shaped protrusion at its lower caudal fin.

牠头部尖小，身体幼长，雄鱼的特徵是尾鳍下方长有又尖又长的突条。

opisthure The tip of the vertebral column which protrudes beyond the caudal fin, e. g. in larval Elasmobranchii.

尾突脊柱超过尾鳍之后所突出的尖端，例如见于板鳃亚纲的幼鱼。

caudal filament Fine, flexible, filamentous extension of the caudal-fin tip of chimaeras .

尾丝银鲛尾鳍末端细长而柔韧的丝状延长物。

Old World freshwater catfishes having naked skin and a long anal fin more or less merged with the eellike caudal fin.

东半球的淡水鲇鱼，体表无鳞，有类似鳗鱼尾鳍的很长的臀鳍。

homocercal Type of caudal fin in teleosts where the upper and lower lobes are symmetrical?

正尾的在上、下叶是对称的硬骨鱼尾鳍类型；

parahypural Modified haemal spine of the penultimate vertebral centrum. Supports some caudal-fin rays.

副尾下骨倒数第二脊椎的变异脉棘，支撑一些尾鳍鳍条。

large food fish of warm waters worldwide having long anal and dorsal fins that with caudal fin suggest a three-lobed tail.

世界各地温暖水域中的大型食用鱼，背鳍和臀鳍很长象有三个分叶的尾巴。

According to the bionic principle, a wireless fish-like swimming micro robot using GMF actuator as a caudal fin has been developed.

根据仿生学原理，研制了一种以双面磁致伸缩薄膜为驱动器的仿鱼类游动的微型无缆游动机器人。

epicaudal lobe A median terminal lobe of the caudal fin characteristic of coelacanths.

尾鳍中央端叶腔棘鱼的特殊尾鳍中央端叶。

caudal vertebrae Centrum of the caudal fin .

尾椎脊椎骨延伸至尾鳍的部分。

网络释义

尾鳍

整个背面沿中线有一条低矮的背鳍（dorsalfin），往后与高而绕尾的尾鳍（caudal fin）相连。此外在肛门之前还有肛前鳍（prea…

舵作用的尾鳍

共四片鳍，快速地来回摆动，再加上犹如船舵作用的尾鳍（caudal fin），使得河鲀可以灵活的在水中移动，像直升机一样可以 …

金鱼尾鳍分类

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鳍棘和

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更新时间：2025-05-03 04:46