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The cylinder head is heavily finned for strength.

汽缸头附有许多突片以增加强度。

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You owe me a fin.

你欠我美金五元。

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An automatic radiusing machine was developed to eliminate the burr or edge fin of bar end.

为了清除棒材在生产过程中产生端部毛刺、飞边等缺陷,研制开发了棒材自动倒角机。

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I finned madly for the surface.

我拼命划动脚蹼想要浮出水面。

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The mainstructure parameters of spirally grooved tube are diameter of tube, fin pitch,corrugation depth, wall thickness, spirally angle and spira.

螺旋槽管(亦称螺纹管)是其中一个重要分支,它是一种优良高效异形强化传热管件。

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The male shows elongated rays in its anal fin and yellow pearl organs on the jaws and opercula during breeding season.

雄鱼条特长,交配季节两颌和鳃盖会长出黄色珠星。

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Most fishes have unstriated rays along the anterior part of the dorsal and ventral edges (leading edges) of the caudal fin.

在大多数鱼类,沿著背侧与腹侧部具有无条痕条。在一些鱼中,例如鰕虎鱼其有条痕与无条纹软条数量比在鑑定上是有帮助

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Based on analysis three general method for reducing roll: Bilge keel, anti-rolling, antiroll fins, prospect a few new method for reducing roll.

并且本文在比较其他减摇装置基础上,展望了一些新型减摇装置。

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Approximately thirteen seconds before impact, the Copperhead's laser light sensor becomes active, and it uses fins to guide itself to the laser light source.

在炮弹着地大约13秒时铜斑蛇激光传感器启动,利用直尾翅制导攻击激光照射目标。

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The design of turbulator air preheater with finned tube and that with optic tube as well as its application in petrochemical works were recommended.

介绍了扰流子翅片管空气预热器及光管扰流子空气预热器设计以及在石油化工厂中应用情况。

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Studies on heat exchanger aluminum fin precoat of air conditioner were reviewed. Six types of precoat as well as the application of hydrophilic precoat were described.

回顾了空调机热交换器预涂层铝散热片研究概况,介绍了6种类型预涂层散热片材料基本情况以及亲水性预涂膜散热片应用效果。提出了该课题今后研究方向。

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The lively and recognizable Tiger barb should never be kept with long-finned species, such as angelfish, gouramis, or Veiltail hybrids as they like to nibble at their fins!

不应将活跃而显眼虎皮鱼与鱼鱼种放在一起饲养,那些鱼种例如有神仙鱼、足鱼或纱罗尾杂交鱼-这是因为虎皮鱼喜欢啃咬它们

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This paper researches into enhanced heat transfer of condensation of splitting gas of waste plastics and R113 on the general smooth tubes,the screw tubes and the aculei finned tubes.

本文研究制冷剂R113和废塑料制汽油过程中产生裂解气在水平光滑管、螺纹管与“犁刺”管上冷凝强化传热。

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海洋 原声版

The first flap of a baby shark's fins.

幼年鲨鱼鳍片次拍打。

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地球奥秘

Mudskippers try the same trick with their brightly coloured fins.

弹涂鱼用它们色彩鲜艳鳍来玩同样把戏。

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美国六十六号公路

Their back ends, several with iconic tail fins, point toward the big Texas sky.

他们车尾朝着天空,其中几辆还装有极具标志车尾翼。

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连线杂志

The reasons you have fins, is because these fins causes the rocket to be stable.

尾翼作用是保证火箭稳定。

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雅思听力

How many legs do they have? How many wings are there? Are there fins?

他们有多少腿?有多少对翅膀?是否有鳍?

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海底两万里(原版)

The Nautilus slid downward on its slanting fins, still sinking.

诺第留斯号跟它纵斜机板下去,老是往下沉。

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VOA常速英语(视频版)- 2023年合集

Dr. Deming examines the X-ray of a sea lion whose injured fin was corrected through surgery.

戴明医生正在检查只海狮 x 光片,这只海狮受伤鳍通过手术得到了矫正。

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老人与海

He did not see the fin of the other.

他没有看见另外鳍。

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美国六十六号公路

Their classic tail fins point to the wide Texas sky.

他们经典尾翼直指得克萨斯广阔天空。

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CNN 10 学生英语 2019年1月合集

The Pacific blue fin tuna is a sushi staple.

太平洋蓝鳍金枪鱼是寿司主食。

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生活大爆炸 第10季

Well, first we buttered my feet to get the swim fins off, and then we went out.

我们在脚上抹了点黄油才先把鱼鳍给脱了之后就出去了。

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VOA常速英语_娱乐

But as in any other sport confrontations happen usually with fins.

但就像在其他运动中样有对抗,对抗通常发生在脚蹼上。

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老人与海

He could see their wide, flattened, shovel-pointed heads now and their white-tipped wide pectoral fins.

他这时看得见它们那又宽又扁铲子形头,和尖端呈白色宽阔胸鳍。

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少儿动漫万用对白

What's wrong with his fin? -He looks funny.

鳍是怎么了?-他看起来很有趣。

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英国学生科学读本

These fins keep the fish steady as it swims.

这些鳍让金鱼在游泳时候保持平衡。

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CNN 听力 2013年10月合集

The spines on their fins are filled with venom.

它们鳍上刺充满了毒液。

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PBS访谈环境系列

Ah, no I did not know anything about silver fin.

点都不了解银鳍。

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科学60秒-科学美国人 2021年6月合集

The image of a dorsal fin cutting through the sea surface is iconic.

背鳍划破海面是种标志画面。

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CNN 10 学生英语 2022年1月合集

Be forever in the " fin club" of every set free dolphin.

使自己身处自由海豚之中。

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VOA常速英语_美洲

Experts say the animals tails and fins are the best identifiers.

专家说,动物尾巴和鳍是最好标识符。

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