多鳍鱼

基本解释 (translations)

bichir

与多鳍鱼相关的网络例句 [注：此内容来源于网络，仅供参考]

So say Pentagon-backed scientists who have pored over the scales of Polypterus senegalus, also called the Senegal bichir or the dinosaur eel.

由美国国防部赞助，钻研金恐龙（又称塞内加尔多鳍鱼或恐龙鳗）的科学家指出，它们是身型细长的古代遗产。

Ultimately, Solo's offer proved to be sufficient for Pellaeon and the Moffs to agree to the deal, and Pellaeon took the Star Destroyer Bloodfin and a small fleet to Fondor.

最后，索洛说服了佩莱昂和星区总督，他们同意入盟。于是，佩莱昂指挥"血鳍鱼号"歼星舰和一支小型舰队向方多进发。

American Bowfin Caviar -, better known by its Cajun name "Choupique" is not related to, but is even more ancient than the sturgeons.

美国 弓鳍鱼鱼子酱。此鱼多刺，比鲟鱼还要古老。

Bony freshwater fish Amia calva of central and eastern North America , with a long , spineless dorsal fin .

弓鳍鱼北美洲中部和东部的一种原始，多骨的淡水鱼，具有长的无脊的背鳍

After many generations of increasingly weird finny fish, I evolved a fish so freakish that it wouldn't breed anymore.

日益奇异的有鳍鱼的数代繁衍之后，我进化出一条鱼，它是如此怪异，简直不能再繁衍更多了。

On the Mexico coast, an American businessman sat on the shipside of a small fishing village, looking at a Mexico fisherman rowing a tiny boat in shore, with several rhubarb fish in his boat; the businessman laid it on with a trowel to fisherman for those slap-up fish, and asked him how long he took to catch so many fish?

在墨西哥海岸边，有一个美国商人坐在一个小渔村的码头上，看着一个墨西哥渔夫划着一艘小船靠岸，小船上有好几尾大黄鳍鲔鱼；这个美国商人对墨西哥渔夫抓这么高档的鱼恭维了一番，问他要多少时间才能抓这么多？

A primitive bony freshwater fish Amia calva of central and eastern North America with a long spineless dorsal fin .

弓鳍鱼北美洲中部和东部的一种原始，多骨的淡水鱼，具有长的无脊的背鳍

There were lesser and fewer in commercial species and its numbers in the cover net, and the sum of Nemipterus virgatus , Saurida tumbil , Upeneus bensasi , Trachinocephalus myops comprised 95.4% in number and 86.0% in weight of sample catch in the cover net,respectively. The high percentage of juvenile commercial species that were undersized in the codend showed 30.3 mm square mesh codend had more serious damage to most juvenile commercial species, approaching or exceeding 50% in percentage of juvenile species which body length is smaller than fishable size- Trichiurus haumela, Priacanthus tayenus , Navodon tessellatus, Argyrosomus argentatus, Nemipterus bathybius and so on, even exceeding 90% in percentage of juvenile Sepia spp, Loligo spp and Parastromateus niger. In particular, 50% selection lengths ( L 0.5) caught Saurida tumbil and Nemipterus virgatus were smaller than their minimum fishable size.

结果表明，这种规格的方目网囊平均尾数逃逸率为29.76%，平均重量逃逸率为8.46%；出现在套网中的经济种类少、数量少，条尾绯鲤、金线鱼、多齿蛇鲻、大头狗母鱼4种鱼的尾数和重量分别占套网抽样渔获的95.4%和86.0%；网囊中带鱼、长尾大眼鲷、黄鳍马面鲀、白姑鱼、深水金线鱼等鱼种的体长小于可捕标准的个体尾数比例均超过或接近50%，枪乌贼、乌贼、乌鲳等幼鱼尾数比例达90%以上，多齿蛇鲻和金线鱼50%选择体长均未达到最低可捕标准，表明该种规格网囊对多数经济种类幼体的损害比较严重。

In his April 1998 story,"Testing the Waters of Rongelap," Kristof examined marine life, including these longfin bannerfish, in the nuclear weapons-contaminated waters surrounding the Marshall Islands.

在他的1998年4月故事，&测试朗格拉普的海域&克里斯多夫调查海洋的生命，包括这些长鳍鱼Bannerfish，在核武器污染的海域围绕马歇尔群岛。

Importantly, recent analyses8 have begun to reveal new relationships between early vertebrates, in which acanthodians and placoderms are scattered among the early divisions of gnathostome evolution; acanthodians, in particular, are cropping up on chondrichthyan and osteichthyan stem groups.

有颌类包括硬骨鱼类以及软骨鱼类。软骨鱼类仅占有颌类物种数的2%，其余98%的有颌类都属于硬骨鱼类。在硬骨鱼类中，大约一半是辐鳍鱼类，剩余的统称肉鳍鱼类。辐鳍鱼类包括从斑马鱼到多鳍鱼的大约2万8千个种。

与多鳍鱼相关的网络解释 [注：此内容来源于网络，仅供参考]

albacore tuna：长鳍金枪鱼

然而,这些妇女应避免吃含高含量甲基汞(Methyl mercury)的鱼类,如剑鱼 (swordfish)及长鳍金枪鱼(albacore tuna),因为汞能通过工业污染在鱼体内积累,即使摄取不多,食用后会导致胎儿和儿童出现神经和发育性问题.

bichir：多鳍鱼

best fishing period 盛渔期 | bichir 多鳍鱼 | big bolsh line 沈子方添纲

Polypterus bichir：多鳍鱼

主要种类为具有腹鳍的多鳍鱼(Polypterus bichir)和体形似鳗而腹鳍退化的芦鳗(Calamoichthys congicus)等. 多鳍鱼类全产在非洲热带河流中,栖于水下的泥底,性情凶猛,以小鱼、甲壳动物、昆虫为食;当河湖接近干涸时,可用鳔直接呼吸空气.

ganoid scale：硬鳞

硬鳞(ganoid scale)为硬骨鱼类(鲟鱼、多鳍鱼等)所特有. 是由真皮形成的骨质板,表面覆有一层坚硬的闪光质,鳞多呈菱形,成对角线排列. 圆鳞(cycloid scale)是一种骨质鳞,由真皮演变而来. 鳞片略呈圆形,前端斜插入真皮内,后端游离,

ACTINOPTERYGII：辐鳍鱼亚纲

硬骨鱼纲(Osteichthyes)、辐鳍鱼亚纲(Actinopterygii)的1目. 身体长,吻部延长而尖;顶骨互相愈合;鳃条骨数目多;副蝶骨具有牙齿,偶鳍无棘鳞;尾鳍为正型;体背部鳞片菱形,体侧鳞片相当高. 其生存历史从晚侏罗世到晚白垩世典型的代表为针吻鱼分布于欧洲中、晚侏罗世,

cleithrum：匙骨

硬鳞鱼及肺鱼的软骨肩带开始有膜原骨,每侧至少有锁骨和匙骨(cleithrum)加入. 多鳍鱼的肩带显示出软骨原骨的比例减少,膜原骨的比例加大,计有锁骨、匙骨、上匙骨、后匙骨及后颞骨. 2.四足类:在最古的坚头类中,如始螈(Eogyrius)尚有后颞骨连于匙骨与头骨之间,

CROSSOPTERYGII：总鳍亚纲

在某些分类系统中,腔棘鱼和扇鳍鱼均被认为隶属总鳍亚纲(Crossopterygii)内之不同目. 现代腔棘鱼是矛尾鱼科(Latimeriidae)的深海鱼,因鳍棘中空故名. 体型大於多数化石种. 是凶猛的掠食者,体粗重而多黏液,鳍呈肢状,行动灵活.

Polypteridae：多鳍鱼科

多鳍鱼目(Polypteriformes)多鳍鱼科(Polypteridae)多鳍鱼属(Polypterus)约10种热带非洲鱼类的统称. 与芦鳗同属一科,或将多鳍鱼与鱘......海草海草(Seagrass) 海草是指生长于温带、热带近海水下的单子叶高等植物.

Polypterus senegalus：塞内加尔多鳍鱼

pheromone 外激素 | Polypterus senegalus 塞内加尔多鳍鱼 | positron-emission tomography 正电子断层扫描仪

Reduviidae：食虫椿象科

再加倍;再重复 reduplication | 食虫椿象科 REDUVIIDAE | 苇鱼;多鳍鱼 reedfish