侏罗纪搏击俱乐部 第66期:体温出现红色警报

 Under the intense heat of the Jurassic sun, scientists believe an unseen force would begin to take its toll¹.

在侏罗纪烈日的曝晒之下，科学家们相信一种不可见的力量会发挥其威力。

The massive size of these Allosaurus makes overheating a real concern.

这些异特龙的巨大体型让它们有体温过高的危险。

Almost all evidence points to these dinosaurs² as being warm blooded creatures, which means they have no trouble warming up.

几乎所有证据都表明这种恐龙是一种温血动物，这就意味着它们有可能过热。

But cooling down can be a real chore and after their fight with the Ceratosaurus, their bodies were already in high gear.

不过要想凉快下来可不容易，而在与角鼻龙搏斗之后它们的身体已经在高档位运转。

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And now with this new assault on Camarasaurus, their temperature gauges³ are in the red.

而现在又对圆顶龙发动了进攻它们的体温已经有了红色警报。

Like some modern day animals, the allosaurs shut down momentarily.

跟一些现代动物一样异特龙也能暂时停转。

Like modern birds or and dogs, the Allosaurus must pant in an effort to expel excess body heat.

和现代鸟类和狗一样，异特龙必须大口喘气来排出体内过多的热量。

But they also have a special adaptation that allows the heat to escape through their skull⁴.

不过它们还有一种特殊的适应力它们能从头颅顶部散发热量。

It's a large opening called the Antorbital Fenestra.

这个头上巨大的开口叫大型眶前孔。

It's located directly in front of the eye socket⁵.

位置就在眼眶的正前方。

Most people looking at the skull think that that's the actual eye.

很多人看到其头颅时把这当成它的眼睛。

With only a thin layer of skin covering it, it's ideal for allowing excess heat to escape.

它上面只有一层薄薄的皮肤，用于散去余热十分理想。

With their body temperatures back to normal, the Allosaurus are ready to fight.

等它们的体温降回正常后，异特龙准备再次战斗。

Two predators⁶ and an enormous Camarasaurus fight in an ancient lakebed, During a drought in the late Jurassic, a receding⁷ lake has become a graveyard⁸.

两个掠食者与巨大的圆顶龙在远古的湖床上演大战，在侏罗纪晚期的一场干旱中后退的湖床成了坟地。

1 toll   

n.过路(桥)费；损失，伤亡人数；v.敲(钟)

参考例句：

• The hailstone took a heavy toll of the crops in our village last night.昨晚那场冰雹损坏了我们村的庄稼。
• The war took a heavy toll of human life.这次战争夺去了许多人的生命。

2 dinosaurs   

n.恐龙( dinosaur的名词复数 )；守旧落伍的人，过时落后的东西

参考例句：

• The brontosaurus was one of the largest of all dinosaurs. 雷龙是所有恐龙中最大的一种。 来自《简明英汉词典》
• Dinosaurs have been extinct for millions of years. 恐龙绝种已有几百万年了。 来自《简明英汉词典》

3 gauges   

n.规格( gauge的名词复数 )；厚度；宽度；标准尺寸v.（用仪器）测量( gauge的第三人称单数 )；估计；计量；划分

参考例句：

• A thermometer gauges the temperature. 温度计可测量温度。 来自《简明英汉词典》
• The fuel gauges dropped swiftly. 燃料表指针迅速下降。 来自《简明英汉词典》

4 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。

5 socket   

n.窝，穴，孔，插座，插口

参考例句：

• He put the electric plug into the socket.他把电插头插入插座。
• The battery charger plugs into any mains socket.这个电池充电器可以插入任何类型的电源插座。

6 predators   

n.食肉动物( predator的名词复数 )；奴役他人者（尤指在财务或性关系方面）

参考例句：

• birds and their earthbound predators 鸟和地面上捕食它们的动物
• The eyes of predators are highly sensitive to the slightest movement. 捕食性动物的眼睛能感觉到最细小的动静。 来自《简明英汉词典》

7 receding   

v.逐渐远离( recede的现在分词 )；向后倾斜；自原处后退或避开别人的注视；尤指问题

参考例句：

• Desperately he struck out after the receding lights of the yacht. 游艇的灯光渐去渐远，他拼命划水追赶。 来自辞典例句
• Sounds produced by vehicles receding from us seem lower-pitched than usual. 渐渐远离我们的运载工具发出的声似乎比平常的音调低。 来自辞典例句

8 graveyard   

n.坟场

参考例句：

• All the town was drifting toward the graveyard.全镇的人都象流水似地向那坟场涌过去。
• Living next to a graveyard would give me the creeps.居住在墓地旁边会使我毛骨悚然。