侏罗纪搏击俱乐部 第82期:鲸用声呐信号求救

 　　The Brygmophyseter uses its flipper¹ to steer², it is literally³ rudderless without it.

　　四贺鲸用它的鳍肢来控制方向，没有它真的就没有方向了。

　　There are 44 teeth in its jaws⁵.

　　它的口中有四十四颗牙齿。

　　The front teeth are as long as those of a Tyrannosaurus Rex.

　　前面的牙齿跟雷克斯暴龙的一般长。

　　The Brygmophyseter sends a sonar signal for help, a blast of sound similar in range to a World War 2 submarine.

　　四贺鲸发出声纳信号求救，一阵范围上与第二次世界大战用的潜艇相似的声音。

　　He lowers his head and begins to send a signal of thumping⁶ noises down into the depths.

　　它低下头开始把这巨大的噪音信号传向深处。

　　It's basically a cry for help.

　　这基本就是求救的呼号。

　　Like the active sonar used by submarines, the whale emits sound waves that bounce back when hitting a solid object.

　　和潜艇所用的主动声纳差不多，鲸发出的声波遇到固体后就会反弹回来。

　　This sets coordinates⁷ for both sender and receiver.

　　这使发出者和接受者之间建立了联系。

　　The advanced mammalian brain of the Brygmophyseter enables it to listen for a distress⁸ call while still engaged in hunting.

　　四贺鲸先进的哺乳类的大脑，使之能够在捕猎的同时收听到这一遇难的呼号。

　　These guys are actively⁹ hunting and seeking prey¹⁰.

　　这些鲸正在积极地搜寻捕猎。

　　This guy's designed to battle giant squid in the deepest parts of the ocean.

　　这家伙的身体设计能让它在海洋的最深处与巨型乌贼搏斗。

　　He can handle his own.

　　它运动灵活自如。

　　Super-sensitive organs in the skull¹¹ and jaw⁴ read the vibrations¹³, creating a "sound map".

　　头颅和嘴巴里超级敏锐的器官读取振动，形成一幅“声学地图”。

　　Instantly, the pack's leader, the bull whale, uses its clicking vocal¹⁴ noises to tell the rest of the pod to mount a rescue mission.

　　鲸群的首领，那头雄鲸立即用滴答声告诉鲸群里的其它成员来发动营救任务。

　　The sperm¹⁵ whale is one of the few predatory whales.

　　抹香鲸是为数不多的掠食性鲸之一。

　　He's not a loveable whale when we think of whales.

　　它可不是我们平常想的那种可爱的鲸。

　　This guy's got a massive set of teeth and a pretty powerful set of jaws.

　　这家伙有一幅结实的牙齿还有非常有力的双颌。

　　Several hundred feet above, the great shark senses a sudden change in the sea's rhythm, subtle at first, yet unmistakable.

　　几百英尺的上方，大鲨鱼感受到海中节奏的突变，开始时很微妙，但有确凿无疑。

　　The sensors¹⁶ in his nose pick up vibrations.

　　它鼻子里的感受器感到了振动。

　　He begins to feel a thud vibration¹². He can't figure out what it is.

　　它开始感觉到了有力振动。它不知道那是什么。

　　But the vibrations and thuds become much stronger.

　　不过振动和砰砰声越来越大。

　　The Brygmophyseter uses its sonar to assess the situation.

　　四贺鲸用其声纳评估情况。

　　It knows that a pod member is in trouble.

　　它知道有一名鲸群成员有麻烦了。

　　Like the Great Whites of today, the Megalodon charges to inflict¹⁷ fatal harm all at once, minimizing the chances of being injured in a long struggle.

　　跟如今的大白鲨一样，巨齿鲨也追求一击必杀，来减少长时间纠缠导致的受伤风险。

　　Lurking¹⁸ in the shadows, Meg waits for his prey to slowly bleed to death.

　　潜藏在阴影中，巨齿鲨在它的等待猎物慢慢地失血而死。

　　But his keen senses pick up approaching trouble.

　　不过它敏锐的感官感受到有麻烦上门了。

　　Suddenly, he's struck with an enormous force.

　　突然间，它被巨大的力量击中。

1 flipper   

n. 鳍状肢，潜水用橡皮制鳍状肢

参考例句：

• The seal's flipper is homologous with the human arm. 海豹的鳍肢与人类的手臂同源。
• It's almost like a flipper action as she kicks down. 她向下踢腿时有鱼鳍的效果。

2 steer   

vt.驾驶，为…操舵；引导；vi.驾驶

参考例句：

• If you push the car, I'll steer it.如果你来推车，我就来驾车。
• It's no use trying to steer the boy into a course of action that suits you.想说服这孩子按你的方式行事是徒劳的。

3 literally   

adv.照字面意义，逐字地；确实

参考例句：

• He translated the passage literally.他逐字逐句地翻译这段文字。
• Sometimes she would not sit down till she was literally faint.有时候，她不走到真正要昏厥了，决不肯坐下来。

4 jaw   

n.颚，颌，说教，流言蜚语；v.喋喋不休，教训

参考例句：

• He delivered a right hook to his opponent's jaw.他给了对方下巴一记右钩拳。
• A strong square jaw is a sign of firm character.强健的方下巴是刚毅性格的标志。

5 jaws   

n.口部；嘴

参考例句：

• The antelope could not escape the crocodile's gaping jaws. 那只羚羊无法从鱷鱼张开的大口中逃脱。
• The scored jaws of a vise help it bite the work. 台钳上有刻痕的虎钳牙帮助它紧咬住工件。

6 thumping   

adj.重大的，巨大的；重击的；尺码大的；极好的adv.极端地；非常地v.重击(thump的现在分词)；狠打；怦怦地跳；全力支持

参考例句：

• Her heart was thumping with emotion. 她激动得心怦怦直跳。 来自《现代汉英综合大词典》
• He was thumping the keys of the piano. 他用力弹钢琴。 来自《现代英汉综合大词典》

7 coordinates   

n.相配之衣物；坐标( coordinate的名词复数 )；（颜色协调的）配套服装；[复数]女套服；同等重要的人（或物）v.使协调，使调和( coordinate的第三人称单数 )；协调；协同；成为同等

参考例句：

• The town coordinates on this map are 695037. 该镇在这幅地图上的坐标是695037。 来自《简明英汉词典》
• The UN Office for the Coordination of Humanitarian Affairs, headed by the Emergency Relief Coordinator, coordinates all UN emergency relief. 联合国人道主义事务协调厅在紧急救济协调员领导下，负责协调联合国的所有紧急救济工作。 来自《简明英汉词典》

8 distress   

n.苦恼，痛苦，不舒适；不幸；vt.使悲痛

参考例句：

• Nothing could alleviate his distress.什么都不能减轻他的痛苦。
• Please don't distress yourself.请你不要忧愁了。

9 actively   

adv.积极地，勤奋地

参考例句：

• During this period all the students were actively participating.在这节课中所有的学生都积极参加。
• We are actively intervening to settle a quarrel.我们正在积极调解争执。

10 prey   

n.被掠食者，牺牲者，掠食；v.捕食，掠夺，折磨

参考例句：

• Stronger animals prey on weaker ones.弱肉强食。
• The lion was hunting for its prey.狮子在寻找猎物。

11 skull   

n.头骨；颅骨

参考例句：

• The skull bones fuse between the ages of fifteen and twenty-five.头骨在15至25岁之间长合。
• He fell out of the window and cracked his skull.他从窗子摔了出去，跌裂了颅骨。

12 vibration   

n.颤动，振动；摆动

参考例句：

• There is so much vibration on a ship that one cannot write.船上的震动大得使人无法书写。
• The vibration of the window woke me up.窗子的震动把我惊醒了。

13 vibrations   

n.摆动( vibration的名词复数 )；震动；感受；（偏离平衡位置的）一次性往复振动

参考例句：

• We could feel the vibrations from the trucks passing outside. 我们可以感到外面卡车经过时的颤动。
• I am drawn to that girl; I get good vibrations from her. 我被那女孩吸引住了，她使我产生良好的感觉。 来自《简明英汉词典》

14 vocal   

adj.直言不讳的；嗓音的；n.[pl.]声乐节目

参考例句：

• The tongue is a vocal organ.舌头是一个发音器官。
• Public opinion at last became vocal.终于舆论哗然。

15 sperm   

n.精子，精液

参考例句：

• Only one sperm fertilises an egg.只有一个精子使卵子受精。
• In human reproduction,one female egg is usually fertilized by one sperm.在人体生殖过程中，一个精子使一个卵子受精。

16 sensors   

n.传感器，灵敏元件( sensor的名词复数 )

参考例句：

• There were more than 2000 sensors here. 这里装有两千多个灵敏元件。 来自《简明英汉词典》
• Significant changes have been noted where sensors were exposed to trichloride. 当传感器暴露在三氯化物中时，有很大变化。 来自辞典例句

17 inflict   

vt.(on)把…强加给，使遭受，使承担

参考例句：

• Don't inflict your ideas on me.不要把你的想法强加于我。
• Don't inflict damage on any person.不要伤害任何人。

18 lurking   

潜在

参考例句：

• Why are you lurking around outside my house? 你在我房子外面鬼鬼祟祟的，想干什么？
• There is a suspicious man lurking in the shadows. 有一可疑的人躲在阴暗中。 来自《现代英汉综合大词典》