[鱼]胸鳍

n.胸鳍

pectoral fins───[鱼]胸鳍

pectoralis───adj.胸的；n.胸肌

ventral fin───腹鳍

pectoral arch───胸弓

spectral line───[光]谱线，[光]光谱线

pectoralis minor───[解剖]胸小肌

pectoral───adj.胸的；肺病的；n.胸饰；治疗胸肺药物

pectoral girdle───肩胛带；肩带；上肢带骨

pectorally───胸肌

Dorsal fin, tail fin and fat fins slightly yellow, pectoral fin, and ventral fin Tunqi gray.───背鳍、脂鳍和尾鳍稍带浅黄色，胸鳍、腹鳍和臀鳍灰白色。

The eye sac, ear vesicle, heart, digestive tract, kidney, swim bladder, pectoral and tail fin were developed preferentially.───在整个发育过程中，眼、耳囊、心脏、消化道、肾脏、鳔、胸鳍和尾鳍等得到了优先发育。

Or at least pectoral fin . But tetrapods, which evolved from fish, did.───但是从鱼类进化来的四足动物却有这种结构.

The ups and downs experiment proves that the pectoral fin on different angle influences the fish to move ups and downs.───在机器鱼的升潜试验中论证了胸鳍不同转角对升潜运动的影响。

Or at least pectoral fin . But tetrapods, which evolved from fish, did.

In its dorsal and pectoral fins this fish has spines equipped with venom glands.

The pectoral fins are now of little use, though the fish still retains them.

The asymmetry of pectoral fin length and pectoral fin ray number met the criteria of ideal fluctuating asymmetry in both sexes.

The prehensile pectoral fins actually grasp the weed as the fish moves about.

Their pectoral fins have been turned to yet more purposes.

The first pectoral fin ray of the male is somewhat thicker than that of female.

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The caudal, dorsal and pectoral fins are marked with darker stripes.