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鲨鱼的背鳍用英语怎么说？

鲨鱼的背鳍

a shark's dorsal fin

相关词汇
dorsal fin

dorsal

adj. 背的， 脊的，背部的，背面的；
例句
...a dolphin's dorsal fin.
海豚的背鳍

fin

n. 鱼鳍，鳍状物，（汽车、飞机、炸弹上的）尾翅，散热片；vt. 给…装上翅片，切除鳍；vi. 潜泳，（猛烈地）拍动（鳍）；
例句
The caudal fin crooked shape, on the leaf is specially developed.
尾鳍歪形, 上叶特别发达.
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
The championship was won by a complete unknown.
一个名不见经传的人赢得了冠军。
Don't forget that youth dodgeball classes are forming right now.
不要忘了少年闪避球班正在招收之中.
Are driven , like ghosts from an enchanter fleeing.
犹如巫师吓得鬼魅纷纷溃离.
Have you seen that jigger I fix the radio with?
你有看到我用来修理收音机的那个小玩意 吗 ?
Some magistrates have abused their powers of arrest to extort confessions.
有些地方执法官滥用逮捕权进行逼供。
Fairy tales weren't just meant for children.
童话故事不仅仅是写给孩子们的。
...pigeon fanciers.
养鸽迷
It is possible to reduce this margin without impairing the quality of production.
有可能减少安全系数而不致降低生产质量.
What does he come here cheeking us for, then?
他干嘛来咱们这儿撒野?
effective amplitude
有效振幅