纪录片《美丽中国》 第49期 风雪塞外（9）

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After 50 days of gluttony

在长达五十天的暴饮暴食之后

they've grown 10 thousand times heavier

他们增重至幼虫体重的一万倍

But this stage

然而这个时期

25 percent of their body mass is made up of silk glands¹

丝腺占了体重的四分之一

In the process of turning into adult moths²

在转化成蛾的过程中

they spin a cocoon³ from a single strand⁴ of silk

他们从一条丝开始吐丝成茧

which can be over a thousand meters long

丝长甚至超过千米

It was the legendary⁵ strength and brightness of silk fibers⁶

丝质纤维因其超凡韧性和艳丽色泽

that made it so sought-after

而广受欢迎

For over 5000 years,

五千多年来

people built great fortunes and mighty⁷ kingdoms

人们在纤莹的丝线上编织出巨大的财富

on these delicate threads.

和强大的帝国

And the desert routes those antient traders took

古代商人在沙漠中留下的行商路线

became the fabled Silk Road

成就“丝绸之路”的伟大传说

The principle of extracting raw silk hasn't changed

从生丝中缫丝的原理自发现伊始

since it's discovered

就一直未变

Harvested cocoons are droped into boiling water

将收获的茧倒入沸水中

which unravels the long filaments

使细长的丝茧散释开来

These are then gathered and spun into raw silk thread

然后将之收集起来纺成生丝线

1 glands   

n.腺( gland的名词复数 )

参考例句：

• a snake's poison glands 蛇的毒腺
• the sebaceous glands in the skin 皮脂腺

2 moths   

n.蛾( moth的名词复数 )

参考例句：

• The moths have eaten holes in my wool coat. 蛀虫将我的羊毛衫蛀蚀了几个小洞。 来自《简明英汉词典》
• The moths tapped and blurred at the window screen. 飞蛾在窗帘上跳来跳去，弄上了许多污点。 来自《现代英汉综合大词典》

3 cocoon   

n.茧

参考例句：

• A cocoon is a kind of silk covering made by an insect.蚕茧是由昆虫制造的一种由丝组成的外包层。
• The beautiful butterfly emerged from the cocoon.美丽的蝴蝶自茧中出现。

4 strand   

vt.使（船）搁浅，使（某人）困于（某地）

参考例句：

• She tucked a loose strand of hair behind her ears.她把一缕散发夹到了耳后。
• The climbers had been stranded by a storm.登山者被暴风雨困住了。

5 legendary   

adj.传奇（中）的，闻名遐迩的；n.传奇（文学）

参考例句：

• Legendary stories are passed down from parents to children.传奇故事是由父母传给孩子们的。
• Odysseus was a legendary Greek hero.奥狄修斯是传说中的希腊英雄。

6 fibers   

光纤( fiber的名词复数 )； （织物的）质地； 纤维，纤维物质

参考例句：

• Thesolution of collagen-PVA was wet spined with the sodium sulfate as coagulant and collagen-PVA composite fibers were prepared. 在此基础上，以硫酸钠为凝固剂，对胶原-PVA共混溶液进行湿法纺丝，制备了胶原-PVA复合纤维。
• Sympathetic fibers are distributed to all regions of the heart. 交感神经纤维分布于心脏的所有部分。

7 mighty   

adj.强有力的；巨大的

参考例句：

• A mighty force was about to break loose.一股巨大的力量即将迸发而出。
• The mighty iceberg came into view.巨大的冰山出现在眼前。