查询词典 dorsal fin

Jieyou strong dorsal and anal fin hard spine.

背鳍和臀鳍皆有强大的硬棘。

"It has one dorsal and one anal fin, both long and both connected to the rounded tail."

背鳍和臀鳍各一，形长，均与尾鳍基部相连，尾鳍圆形

Among the largest bony fish; pelagic fish having an oval compressed body with high dorsal and anal fins and caudal fin reduced to a rudder-like lobe; worldwide in warm waters.

大型的多骨鱼；远洋鱼，椭圆体形，背鳍和尾鳍高，尾鳍退化为似舵的突出物；遍布世界各地的温暖水域。

These guys look great even when not flaring, and when they do flare the effect is astounding; a huge tail that spreads straight up and straight down, full dorsal, and symmetrical anal fin.

即使半月斗鱼相貌一般还是很吸引人的目光，如果它身型华丽耀眼，绝对会令人过目难忘的。

Any of a large group of fishes of the superorder Acanthopterygii,having bony skeletons and spiny rays in the dorsal and anal fin s and including the bass,perch,mackerel,and swordfish.

棘鳍目鱼棘鳍鱼总目的各种鱼类，有骨质的外骨骼和刺状的背鳍骨以及近肛门的鳍。还包括鲈鱼，鲭鱼，和箭鱼

Although overexpression of Hspa5 does not cause detectable defects, its knockdown by injecting Hspa5 morpholino antisense oligonucleotides results in slower epiboly during gastrulation and dorsalized phenotypes at 24 hpf, including smaller and curled tail and absence of caudal ventral fin. When Hspa5 expresison in embryos is knockdown, the expression of the dorsal markers gsc and ntl is enhanced while the expression of ventral markers is reduced.

尽管在胚胎中过量表达Hspa5对胚胎发育没有明显影响，但是利用反义吗啉环寡核苷酸抑制胚胎中Hspa5的表达会导致胚胎外包变得缓慢，24hpf出现尾部变细或卷曲、缺少腹鳍等背部化的表型，同时gsc和ntl等背部标记基因的表达增强，但eve1等腹部标记基因的表达减弱。

Body elongate with a somewhat large head, subterminal mouth, two dorsal fins, and a truncate caudal fin.

身体伸长和一有些大头、 subterminal 口、两个的背鱼翅和截断的尾鳍。

The geometric features of the body and locomotive characteristic and parameters of the flexible dorsal fin are discussed.

以依靠长背鳍推进的&尼罗河魔鬼&为研究对象，对弓鳍目模式推进进行了研究。

The 737-300 is the same basic design as the 737-200, with a body stretch of 104 inches, a wing tip extension of 14 inches, a horizontal tail extention of 36 inches, a larger dorsal fin and strengthened stabilizer.

737-300与737-200具有相同的基本设计，机体伸长了104英寸，翼尖延伸了14英寸，水平尾翼延伸了36英寸，还多了个大的脊鳍和增强的水平尾翼。

The 737-300 is the same basic design as the 737-200, with a body stretch of 104 inches, a wing tip extension of 14 inches, a horizontal tail extention of 36 inches, a larger dorsal fin and strengthened stabilizer.

737737具有相同的基本设计，英寸，英寸，英寸， 737-300 与 737-200 具有相同的基本设计，机体伸长了 104 英寸，翼尖延伸了 14 英寸，水平尾翼延伸了 36 英寸，还多了个大的脊鳍和增强的水平尾翼。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。