查询词典 dorsal fin

Anal fin origin opposite that of second dorsal fin.

第二背鳍鳍的那对面的臀鳍起源。

I was keep going towards more details, particularly on fins, gill cover, anal fin, soft dorsal fin and caudal fin area within 2nd and 3rd level of subdivision.

我继续深入下去，尤其是在二级和三级细分下对鳍，鳃盖，臀鳍，背鳍软和尾鳍。

The measurements used are fork length, head length, upper jaw length, snout length, length of dorsal fin base and anal fin base and the distances from the tip of snout to insertion of dorsal fin, to pectoral fin, to ventral fin and to hard margin of preopercle.

此所用於分析之外部非体节形质计有：尾叉长、头长、上颚长、吻长、眼径、背鳍基底长、臀鳍基底长以及吻端到前鳃盖骨后绿、背鳍起点、腹鳍起点、臀鳍起点等11个形质。

The dorsal fin is the vertical fin on the back of a fish and certain marine mammals.

背鳍就是在鱼或者某些海洋哺乳动物背上的垂直鳍。

The deformation always appears near the points of the origin of pectoral fin or the origin of dorsal fin to the posterior margin of caudal fin, and is mostly accompanied by flaccidity of caudal fin end.

畸形弯曲位置主要发生在近胸鳍起点处以及背鳍起点至尾鳍末端之间，多伴有尾鳍末端下垂。

The Vietnamese material is dearly distinguished from the examined holotype (AMNH 8365)and paratypes (AMNH 10316, 10307) of Schistura fasciolata by the pelvic-fin origin situated below unbranched or first branched dorsal-fin ray (vs. pelvic-fin origin dearly in front of dorsal-fin origin in S.fasciolata).

越南采集的标本和横纹南鳅的模式标本（AMNH 8365）和副模式标本（AMNH 10316， 10307）有明显的差别，腹鳍起点位于不分支鳍条或第一分背鳍枝鳍的下方（vs S.fasciolata的腹鳍起点明显在背鳍起点的前方）。

Its flat tail fin to be divided into two forks, on both sides of the pectoral fin was like the palm of your hand flat, triangular dorsal fin.

它的尾鳍扁平地分为两叉，两边的胸鳍呈扁平的手掌状，背鳍呈三角形。

Dorsal fin, tail fin and fat fins slightly yellow, pectoral fin, and ventral fin Tunqi gray.

背鳍、脂鳍和尾鳍稍带浅黄色，胸鳍、腹鳍和臀鳍灰白色。

Colors below the posterior dorsal rags fin are identical and no black spots on them. The distance from anterior to posterior dorsal fin base (the distance between the two dorsal fins) was relatively short. The base of the two ventral fins united and concaved narrowly.

modestus的主要形态区别为：第1背鳍大而高，第1鳍棘呈丝状延长，各鳍棘尖明显伸出鳍膜；第2背鳍各鳍棘中部以下颜色均一，无黑斑；第1背鳍和第2背鳍基部之间间距较小；左右腹鳍基部愈合处凹陷较浅。

Long and thin mouth, back Light gray or blue, pure white for the ventral, dorsal fin-shaped as a triangle, two pectoral fin like the palm of your hand, flat tail fin in the middle fork, good at swimming, the maximum speed of 80 km around .

嘴部又长又细，背呈浅灰色或蓝色，腹面为纯白色，背鳍形如一个小三角，胸鳍宛如两只手掌，尾鳍扁平，中间分叉，善于游水，时速可达80千米左右。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。