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腹鳍

na.abdominal fin; pelvic fin
网络ventral fin; pelvic fins; ventral fins

腹鳍

英-汉网络释义

腹鳍

na.

1.abdominal fin; pelvic fin; ventral fin

1

modified portions of the pelvic fins in male sharks , rays and chimaeras used for transferring sperm to the female .

在雄鱼鲨鱼，魟与银鲛的腹鳍的变异部分用来了把精液转移到母鱼。

3

Most species are small bottom dwellers with a weak suction cup formed by the fusion of their pelvic fins .

大部分为底栖鱼，特征是具一个由腹鳍愈合而成的吸力不强的吸盘。

4

The abdominal fins between the head and body have already become "muscularized, " allowing the mudskipper to crawl .

头部与身体间的腹鳍已「肉质化」，使花跳能够爬行。

6

aerofoils Modified pectoral or pelvic fins used for gliding in some fishes .

鳍翼部分鱼类的变异的胸鳍或腹鳍可用以在空气中滑翔。

7

ventral (or pelvic) fins correspond to the hind limbs of a quadruped .

与四足动物后肢相对的是腹鳍。

8

body covered with ctenoid scale , lateral line absent , two dorsal fins, pelvic fin fused to form elongated suction disc.

体被栉鳞，无侧线，背鳍两个，腹鳍愈合成长吸盘状。

9

abdominal fins Applied to ventral fins when inserted far behind pectorals .

腹鳍腹侧成对的鳍，在胸鳍后方远处。

10

Flying fish rely on a similar flow of accelerated air from their pectoral fins to provide lift to their smaller pelvic fins.

同样，飞鱼借助胸鳍所产生的加速气流，就可以对较小的腹鳍产生一定的提升作用。

11

Royal blue : deep dark grain-flower-blue without other colour portions. The ventrals may have white or black peaks.

皇室蓝：鱼身深蓝无杂色。有时腹鳍尖端有白或黑斑。

12

Anterior dermal window of light organ between insertions of pelvic fins .

在腹鳍嵌入点之间的发光器的前面皮窗。

14

large ferocious northern deep-sea food fishes with strong teeth and no pelvic fins.

北部深海中庞大凶恶的食用鱼，牙齿有力，无腹鳍。

15

pelvic bud Swelling at site of future pelvic (ventral) fins; anlage of pelvic fins.

腹鳍的芽胞在未来腹鳍位置上的隆起物；腹鳍的原生细胞。

16

In the male goldfish to the abdomen from the ventral gonopore between Yingying in the middle there is a small stalk .

在雄性金鱼的的腹部从生殖孔到腹鳍之间，在中间位置有一条硬硬的小梗。

17

Prepelvic length From the base of the anteriormost pelvic fin ray to the anteriormost point on the head (snout or upper lip ).

腹鳍前的长度从腹鳍最前面鳍条的基底到头部（吻部或上唇）最前面的端点。

18

This faster-moving air provides the pelvic fin with additional lift .

这快速流动的气流为腹鳍提供了额外的升力。

19

suctorial Adapted for sucking , e. g. , the pelvic fins in some gobies .

有吸盘的适应于吸住的，例如某些鰕虎鱼的腹鳍。

20

sucker An organ used to create a vacuum , such as the modified pelvic fins in some gobies or the suctorial disc in Cyclopterus lump us.

吸盘用来产生真空状态的一种器官，例如一些鰕虎鱼其变异的腹鳍，或圆鳍鱼的吸盘。

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