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anal fin

美英

un.臀鳍

anal fin

anal fin

英-汉英-英网络释义

anal fin

臀鳍

地质专业常用英语词汇（A-Z） - 豆丁网 ... anagenesis 前进演化 anal fin 臀鳍 anal gland 肛腺 ...

1

Similar to G. affinis , the anal fin of male would develop into a gonopodium .

雄性孔雀鱼与食蚊鱼一样，臀鳍会演化为生殖管。

2

The tail region , Bordered Below by a long anal fin that the fish undulates to move about, contains the electric organs.

鳍的下缘有一长形臀鳍，依靠臀鳍的波动而游动。

3

The male shows elongated rays in its anal fin and yellow pearl organs on the jaws and opercula during breeding season .

雄鱼的臀鳍鳍条特长，交配季节两颌和鳃盖会长出黄色的珠星。

4

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。

5

A silvery blue fish (Oligoplites saurus)of Atlantic waters, having leathery skin , yellow fins , and five spines on the anal fin .

鳞？一种生活在大西洋中的银蓝色鱼类（蜥革？），长有革质皮肤和黄色的鳍，尾鳍上有五根脊刺。

6

male guppy mating of the anal fin into vehicles .

雄性食蚊鱼的臀鳍成为交配器等。

7

Dorsal and anal fin : control flow, to maintain a balance .

背鳍与臀鳍：控制水流、保持平衡。

8

7th and 8th ending in a dark blotch at the rear base of soft part of anal fin .

第7 与第8 在臀鳍的软棘的部位的后面基底末端形成一个黑色斑块。

9

In addition, the anal fin has a curvature that fits the round shape.

还有，尾鳍有一个弯曲度刚好适合鱼的圆型身体。

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