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海豚的背鳍用英语怎么说？

海豚的背鳍

...a dolphin's dorsal fin.

相关词汇
dorsal fin

dorsal

adj. 背的， 脊的，背部的，背面的；

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）；
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
...his warnings of impending doom.
他关于大难临头的警告
The boy was brought up by his mother, who was a dominating influence in his life.
那个男孩被他的母亲带大，母亲对他一生起着决定性的影响。
Mum wasn't very domesticated.
妈妈不是很喜欢干家务活。
Please advise me on the most suitable colour print film and some dos and don'ts.
请向我推荐最合适的彩色胶卷，并告诉我一些注意事项。
The Court has about 1,400 appeals on its docket.
法庭的备审案件约有 1,400 宗。
Doctor Paige will be here right after lunch to see her.
佩奇医生一吃完午饭就会来这儿看她。
I knocked at the front door, but there was no answer...
我敲了敲前门，没有人应。
...a policy document for the Labour Party conference...
为工党大会准备的政策文件
He denied that his country wants to dominate Europe...
他否认他的国家想要控制欧洲。
...a domestic cat.
家猫
...the dome of St Paul's cathedral.
圣保罗大教堂的圆顶
Did you say anything to him or just shut the door in his face?
你跟他说什么了吗，还是直接给了他个闭门羹？
Many struggling firms are ready to break the law by dodging tax.
很多挣扎求生的企业不惜违法逃税。
...a dollop of cream.
一大勺奶油