这是一只雌性(温带臭虫)臭虫。在安静的夜晚,它会从藏身的地方悄悄爬出来,
This is a female Cimex lectularius. In the quiet of night, she crawls from her hiding
朝你所散发的二氧化碳气体和温度的地方移动。
place toward the carbon dioxide gas and warmth emanating from your body. When she reaches
当它搜寻到一块裸露的肌肤时,它会用它那小小的锋利的嘴刺穿你的表皮,然后大快朵颐。
a patch of exposed flesh, she uses her small, sharp beak to pierce your skin and slurp up
它会吸入大概六倍自身体重的血液,然后扬长而去,而后在它咬过的地方会起一块块瘙痒的红肿。之后返回它的家
six times her weight in blood, leaving behind an itchy welt. After returning home to the
你的床垫下,许多的七雄会暴力与她交配。
underside of your mattress, a series of up to seven males violently mate with her.
如果这听起来是一场噩梦,相较于全世界数千上万的人来说–你实在是够幸运的了
If this sounds like a bad dream, count yourself lucky–for tens of thousands of people worldwide,
这是个夜间的事实。这些微小的寄生虫,(其实)床虱的名字更家喻户晓,已经蔓延到
it’s a nightly reality. These tiny parasites, better known as bedbugs, have spread through
洛杉矶,纽约和伦敦在过去的20年里出没于家庭和宾馆
Los Angeles, New York and London over the past 20 years, infesting the homes and hotels
无论贫富。它们爬行在电影院的坐垫上和行政办公室
of rich and poor alike. They’ve crept into the cushions of movie theater seats and executive
搭着图书馆藏书和地铁车辆的便车在世界上的害虫,床虱
offices, and hitched rides in library books and subway cars. In the world of pests, bedbugs
或许是历史上最大的侵略者
may be the greatest invaders in all of history.
或者,更具体地说,最大的再次入侵者。因为床虱事实上骚扰
Or, more specifically, the greatest re-invaders. Because bedbugs have actually been harassing
人类始于石器时代。当我们大量涌入城镇和城市这种情况开始恶化,
humans since the stone age. The problem worsened when we crowded into towns and cities, and
我们发明中央供暖后变得更糟,帮助了床虱全年繁殖
became terrible when we invented central heating, which helped bedbugs thrive year-round virtually
几乎无处不在
everywhere.
直到二战,也就是说,人类找到了一类合成杀虫剂
Until WWII, that is, when humans discovered a class of synthetic insecticides that were
最终强大到足以把臭虫从美国和欧洲驱离出半个世纪了。
ultimately strong enough to drive bedbugs from the US and Europe for half a century.
然而,不仅许多这些化学品如今被禁止,坚强的床虱个体也
However, not only are many of those chemicals now banned, but hardy bedbug individuals also
死里逃生并大量繁殖,意味着现在,床虱总体能对抗许多
survived and multiplied, meaning that now, bedbug populations are resistant to many of
我们针对它们的武器。同时,增长的全球旅游使得几乎任何的床
our weapons against them. Meanwhile, increased global travel has made pretty much any bed
在全球不过只是一个短暂的飞行,对政商名流和他们的床虱偷渡者来说
in the world just a short flight away, both for human jetsetters and their bedbug stowaways.
抗药性和全球运输这套组合拳使得床虱
The one-two punch of insecticide resistance and global transport has allowed bedbugs go
从噩梦走向现实——从害虫世界卷土重来
from nightmare to modern reality – the ultimate comeback kid of the pest world.
除了在某种程度上,我们培养了它们,这次,它们将不会轻易退出
Except that in a way, we’ve brought them back, and this time around, they won’t go down so
所以当你熟睡,千万不要让床虱口(b- bite,咬)——事实上,我们有点厄运临头。
easily. So sleep tight, and don’t let the bedbugs b– actually, we’re kinda screwed.

相关热播

  • 2021-09-07机器人外科医生和其他4项如科幻小说的医学进展《科学秀》 Modern medicine is pretty incredible.现代医学成就让人叹为观止 But even in a world where open-heart surgery但即便在心脏直视手术 and brain-scanning headsets sound almost mundane,和耳机式脑扫描仪都很寻常的当今世界 some medical advances..
  • 2021-08-24万有理论There’s still a holy grail that scientists are searching for科学家们仍在追寻科学界的圣杯 and it’s called a theory of everything.万有理论 What is a theory of everything? Well…万有理论是什么呢? This is General..
  • 2021-08-24臭虫。说真的!?这是一只雌性(温带臭虫)臭虫。在安静的夜晚,它会从藏身的地方悄悄爬出来,This is a female Cimex lectularius. In the quiet of night, she crawls from her hiding 朝你所散发的二氧化碳气体和温度的地方移动。place toward the carbon dioxide gas and warmth emanating..
  • 2021-09-02大堡礁是如何形成的?20,000 years ago, this area wasn’t even underwater.两万年前这片区域甚至都没在水下 It was covered with eucalyptus and paper bark forests.而是被桉树和纸树皮林所覆盖 And it was home to animals commonly found on the Australia..
  • 2021-08-24致命的火焰龙卷风长什么样子?2018年7月 加州卡尔大火 引发了致命的火焰龙卷风 科学家对此做出了解释 那天 一股从太平洋吹来的寒冷而密集的风 裹挟沉重的气流冲下山坡 和下面的热空气相撞 引发了破碎波和涡流紊流空气 当涡流和火海相遇时 火焰中产生了龙卷风 它延伸至比三个足球场还宽 比加州最高的山还高 内部温度飙升至2700华氏度 风速超过每小时165英里 仅仅40分钟 卡尔火焰龙卷风 毁坏了方圆一英里的道路
  • 2021-09-07伪装:动物捉迷藏嘘!我们正在玩捉迷藏!Shh! We’re playing hide and seek! 但是,我似乎不能找到Squeaks.你能吗?But, I can’t seem to find Squeaks. Can you? 轻音乐播放着[Soft music playing] 啊哈!找到了!Hah! Found yah! 咯咯的笑![Giggles] 在这里,我们很擅长捉迷藏。Here at th..
  • 2021-09-07关于多相式睡眠 科学家到底知道什么?[ ♪ Intro ][片头音乐] Conventional wisdom says we’re supposed to get 8 hours of sleep a night.人们普遍认为 我们晚上的睡眠时间 应该达到8个小时 Fewer of us actually do,事实上能做到的人特别少 with the CDC reporting that a third of American..
  • 2021-09-02如何修复古式真皮家具[soft music][轻音乐] [vacuuming][吸尘] Hi. My name’s Steven.嗨 我是Steven Today we’re gonna walk through how to restore a leather chesterfield.今天我们将介绍如何修复真皮沙发 This chesterfield chair we have in眼前..
  • 2021-09-07垃圾食品是如何干扰你的大脑的[音乐][INTRO ♪] 众所周知 垃圾食品 虽然它不健康 但是 很好吃Junk food: you know it’s not healthy, butit’s so good. 有时候 很难拒绝它And sometimes, it’s just too hard to resist. 科学家曾经试图弄清楚为什么垃圾食品And scientists have been trying to f..
  • 2021-09-02思想实验“体验机”:快乐是美好生活的秘诀吗?Here is the Thought Experiment. 这里是《思想实验》 A good life isn’t just about having a good time.美好生活不只是过得愉快 It’s about having a true time.更要活得真实 《电视点子》 In this episode, we’re going to tal..
  • 2021-09-02为什么月亮会变成红色?If there’s one thing we can rely on,如果说有一件事情我们能永远相信 it’s that the moon will always be there.那就是月亮会一直在 Night after night.夜夜如此 But our long-serving lunar satellite但作为长期守护地球的卫星 is actually changing,月球其实..
  • 2021-09-07关于猫咪的冷知识What if I told you that there might be a sneaky predator如果我跟你说 在你家里可能有一个 with super powers in your house right now?潜在的 拥有超强能力的捕食者该怎么办呢? If you live with one of these, there is!如果你和其中的一只在一起生活 那就是真有 I’..

我要评论

    评论加载中...

译学馆所有视频和图片来自互联网版权归原创者所有。

加载中...