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背鳍

n.dorsal fin; back fin
网络back-fin; Dorsal Rays; dorsal and fat fins

背鳍

英-汉网络释义

背鳍

dorsal fin

雅思听力机经词汇汇总-雅思听力词汇-21CN教育 ... fin 鳍 Dorsal fin 背鳍 visibility 能见度 ...

back-fin

［食品词典］B1_专业词汇_专业英语_食品伙伴网 ... back-filling 回填充；倒填充 back-fin 背鳍 back-flow 回流；逆流 ...

Dorsal Rays

日行虎各部位介绍 - 虎鱼类讨论区 -... ... Caudal Peduncle 骶管梗 Dorsal Rays 背鳍 Dorsal spines 背鳍鳍棘 ...

dorsal and fat fins

原来是一宗残忍的商业活动 - 小鲸鲨的两块背鳍 (dorsal and fat fins)及左右两侧的胸鳍(pectoral fins)已被切去，小鲸鲨已失去 …

Adipose fin

据工作人员解说每一尾放流的鲑鱼幼苗，都利用尖端的技术把小背鳍(Adipose fin)切除。数年后捕获的洄游成鱼，就可以有没有 …

seconddorsalfin

...1第一背鳍(firstdorsalfin)D2第二背鳍(seconddorsalfin)LL侧线(lateralline)

例句：

It now, however , seems more likely that this dramatic fin was for show, to intimidate enemies and woo potential mates .

但更新的研究则倾向于认为这个背鳍更多的是用来展示的，其作用包括恐吓敌人，或者吸引异性。

Cymbospondylus had no dorsal fin and its tail was long like an eel's.

杯椎鱼龙没有背鳍，尾部像鳗鱼一样扁长。

At the surface these unusual-looking fish will sometimes be mistaken for a shark because of their tall dorsal fins.

从水面上看，这种长相怪异的鱼很容易被误认为是鲨鱼，因为他们也有长长的背鳍。

Any of several whales of the family Balaenidae, characterized by a large head , whalebone plates in the mouth, and absence of a dorsal fin .

露脊鲸：露脊鲸科中的几种鲸，特征为头部硕大、嘴边长有鲸须而无背鳍。

Among the hundreds of guppy varieties, the best known feature of the male fish is its gorgeous dorsal and caudal fins.

在成千上百的孔雀鱼品种中，雄鱼最著名的特色就是它们华丽的背鳍和尾鳍。

One of the lakes along the trail abounds in grayling, surface feeders with long dorsal fins .

这个小径旁的湖里有很多茴鱼。茴鱼是一种背鳍很长的水面食客。

Any of various brightly colored tropical Pacific scorpion Fishes of the genus Pterois, having venomous spines in the dorsal fin .

蓑一种太平洋赤道地区产蓑属色彩鲜艳的锯鱿鱼，背鳍上有毒刺

Their backs were battleship gray topped with a saw -toothed line of small yellow dorsal fins.

它们的背部是军舰的灰色，最上方是呈锯齿状的黄色背鳍。

Whales that are not beached are hauled ashore by their blowholes . Then their dorsal fins are hacked off , cutting through their arteries.

当地人将钩子钩住鲸鱼的气孔，把那些没有靠岸的鲸鱼拖上岸来，砍下它们的背鳍，割开它们的背动脉。

The dorsal fin acts as a keel , giving the dolphin some stability as it swims .

作为龙骨的背鳍，因为它使一些稳定海豚游泳。

Any of several marine fishes of the family Trachinidae, having venomous spines on the gill cover and first dorsal fin.

龙鳖龙鳖科的几种海鱼之一，在鳃盖和第一背鳍上的许多毒刺

The mother then uses her tail and her rostrum to guide the calf to a traveling position just below her dorsal fin .

之后，海豚妈妈会用牠的尾巴及嘴喙指引宝宝在牠的背鳍下就位。

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。

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。

They always have dark spots on their heads , backs, bellies and across their dorsal fins and caudal fins, a famed attribute of true trout.

它们身上头部、背部、腹部到背鳍、尾鳍总是遍布深色的斑点，一个真鲑的显著特征。

Therefore , no dorsal fin eggs planted in varieties of goldfish are more highly regarded .

因此，没有背鳍的蛋种在金鱼品种中更受推崇。

Steller's goldfish once came , it was classified as varieties upper . We all know , the balance of dorsal fin in fish organs, nature does not .

虎头金鱼一经问世，就被列为上等品种。众所周知，背鳍是鱼类的平衡器官，自然界中没有。

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。

The humpback has a small dorsal fin located towards the tail flukes about two-thirds of the way down its back .

驼背鲸有一个较小的背鳍，大概是背部三分之二靠近尾部的地方。

WHEN there is blood in the water , it is only natural that dorsal fins swirl around excitedly .

当水中有血的时候，很自然的它的背鳍兴奋地在附近打转。

The lion fish fin pectoral fins, suppressing the very exaggerative , she PiGong GuaCai, colour is so bright, bearing is so easy .

狮子鱼的胸鳍、背鳍伸张的很夸张，她披红挂彩，色彩是那么鲜艳，仪态是那么大方。

snout short and bluntly pointed. Body elongated , tapering abruptly from the first dorsal -fin base .

身体延长，尖端细的突然地从第一背鳍基底。

背鳍

背鳍