Meanwhile, the deadliest strains of the virus perished with their hosts as natural selection favored strains that could infect hosts but not kill them.
同时，由于自然选择更倾向于选择那些能够感染宿主但不致其死亡的病毒，这种致命病毒便随着宿主的死亡而消失。
The cobra is one of the world's deadliest snakes.
眼镜蛇是世界上毒性最剧烈的蛇类之一。
Russia is deactivating some of its deadliest missiles.
俄罗斯正在拆除其一些最具杀伤力的导弹。
What's the Deadliest Natural Phenomenon?
最致命的自然现象是什么？
The deadliest was in 2004, when 41 people died.
在诸次袭击中，最惨重的发生在2004年，共有41人在事故中丧生。
It is, she read, the deadliest of all the tick-borne illnesses.
她读到，这是所有的壁虱传播的疾病中最致命的一种。
But some of the deadliest earthquakes are the ones that create fires.
但最致命的一些地震在于它们能导致火灾。
About 60, 000 people were killed in one of the deadliest earthquakes to hit South Asia.
这个在南亚发生的最致命之一的地震使60000人丧生。
Deadliest earthquake for almost 30 years leaves 1, 500 injured and thousands homeless.
30年来最严重的地震导致1500人受伤，成千上万的人无家可归。
This sounds like a quirky Trivial Pursuit answer — what is the deadliest garment in history?
这听起来像一道智力题的离奇答案——历史上最致命的穿戴物是什么？
The U. S. Civil War began 150 years ago this week and became the deadliest conflict in U.
美国内战开始于150周年前的这个星期，成为美国历史上伤亡最惨重的冲突。
More than two Britons under 35 are diagnosed with the deadliest form of skin cancer every day.
每天，至少有两个35岁以下的英国人被确诊患上最致命的皮肤癌。
The conceited, arrogant feeling of pride has been called the deadliest of the seven deadly SINS.
傲慢自负的骄傲感已经被称作七宗原罪中最致命的一种。
July was the deadliest month in terms of lightning across the U.S – with on average 18 deaths.
在美国，每年的七月份都是雷电致死情况出现的高发时间段，在这段时间内，平均将有18人因此丢掉性命。
Lung cancer may be one of the deadliest forms of cancer, but it's also one of the most preventable.
肺癌或许是最致命的癌症，但是也是最具预防性的。
One of the deadliest habits that chip away at children's self-confidence is any form of stereotyping.
而蚕食孩子自信的最致命的习惯之一就是各种形式的老套成见。
A Cable TV show, Deadliest Catch, on the Discovery Network, shows real crab fishers in the Bering Sea.
在‘发现网络’的一个有线电视节目，《致命捕捞》，说的就是白令海上真实的捕蟹渔民。
While this might not be considered the filthiest habit by some, it should be considered the deadliest.
虽然吸烟对有些人来说不是最肮脏的习惯，但应该是最致命的。
Katrina was the costliest hurricane in United States history as well as one of the five deadliest.
卡特里娜是美国历史上造成损失最大的飓风，同时也是五个造成死亡人数最多的飓风之一。
Indeed, cervical cancer does not even make the American cancer Society's list of 10 deadliest cancers.
事实上，宫颈癌甚至都没有被美国癌症协会列上十大最致命癌症的名单。
What Happened: he was intent on discovering a cure for one of the deadliest diseases in the world, malaria.
经过：帕金斯一心一意想要找出治疗疟疾这一世上最致命的疾病的方法。
Mosquitoes transmit the parasite, Plasmodium, that causes malaria, one the deadliest diseases on Earth.
蚊子传播疟原虫，引发疟疾，是一种致死性强的世界性疾病。
A rapid drop in oxygen and extraordinarily cold conditions would be just two of the deadliest consequences.
两个最致命的后果是氧含量的快速下降和极冷的条件。
Set up in 2002, it is used to appreciative coverage of its efforts to stamp out three of the deadliest diseases.
它于2002年成立，致力于铲除三大最致命的顽疾。
Even if one USES the low estimate of 6, 000 victims, this storm remains the deadliest ever to hit the U.S. coast.
即使采用最低遇难者的估计数6,000人，这场风暴依然是有史以来袭击美国海岸最致命的一次风暴。
Research suggests that it may protect against colon cancer as well as melanoma, the deadliest form of skin cancer.
研究还表明，姜黄可以预防结肠癌以及恶性最大的皮肤癌——黑色素瘤。
Thousands of people made homeless by Italy's deadliest earthquake in 30 years celebrated a somber Easter on Sunday.
意大利上星期一发生30年来死伤最严重的地震，数千人无家可归。这些人星期天度过了一个悲伤的复活节。
In January, one of the deadliest earthquakes in history struck Haiti, already the poorest country in the Western hemisphere.
一月，历史上造成伤亡最惨重的地震之一袭击了海地这个已是西半球最贫穷的国家。
In January, one of the deadliest earthquakes in history struck Haiti, already the poorest country in the Western hemisphere.
一月，历史上造成伤亡最惨重的地震之一袭击了海地这个已是西半球最贫穷的国家。
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