That's because, if the original protein set was the same for all creatures, a relatively small number of mutations would have been needed to arrive at the modern proteins, he said.
这是因为，如果原始的蛋白质的集合对于所有的生物都是一样的话，那么只需要相对少量的突变就可以成为现代的蛋白质，他说。
Making matters worse, the earthquake was relatively shallow, at a depth of five miles, the U.S. Geological Survey said.
更糟糕的是，据美国地质调查局说，这是一次相对浅层的地震，震中距地面仅五英里。
Although her family was relatively well off, Zhang Yinghua said there was nothing to be bought by the end of summer.
虽然她的家庭还较为富裕，张英华说到了夏末已经买不到任何东西了。
He said that despite the obstacles, the project is progressing relatively smoothly.
他表示，尽管有这些障碍，这一项目仍然进展得相对顺利。
He said; "the evidence clearly shows that the moon has gone through spells of relatively frequent impacts and others of reduced intensity."
他说：“有迹象清楚表明，月球经历了比较频繁的撞击，以及其它强度减少的撞击。”
"One of the pieces of advice we give is to go to a hardware store and buy a relatively inexpensive thermometer," Mr. Connelly said.
康奈利先生说：“我们给的建议中的一条就是去硬件商店买一个相对便宜的温度计。”
But traders said the eleventh-hour plunge came amid relatively light trading volume — a sign there could yet be more sellers waiting on the sidelines.
但交易员们说，股市在收盘前最后一刻大跌是因为市场交投相对清淡，这一迹象显示还可能有更多卖家在场边观望。
'Competitive markets work relatively well because buyers and sellers can turn to other trading partners in case of dissent,' the Nobel judges said.
诺贝尔评审人员说，竞争性市场运转的相对较好，原因是买卖双方在意见出现分歧的时候，可以转向其他的交易伙伴。
But because malaria is a relatively new phenomenon, less than half of those who own bed nets use them, DfID said.
但是因为当时疟疾是比较新的现象，所以不到一半的居民使用蚊帐。
"We gained insight into why some people can remain relatively healthy in polluted areas and why others don't," said lead author Wolfgang Liedtke, m.d..
首席作者沃夫冈。利特克说：“我们现在总算明白了为什么有些人在受污染的地方能保持相当好的健康情况而有些人却没办法。”
"Early pterosaurs were relatively small, with wing-spans not much bigger than a crow," said Dr Martill.
马提尔博士说：“早期翼龙相对较小，翅展比乌鸦大不了多少。”
Right now the workforce in Dalian is relatively small but will ramp in the coming 18 months," he said.
目前大连的劳动力相对匮乏，但是此后的18个月内将逐渐充足。
Turley said ocean life is vulnerable to this relatively rapid acidification. That's because algae, fish and coral evolved over millions of years in a stable ocean chemistry.
特里称，由于海藻、鱼类、珊瑚等生物已经在稳定的海洋环境中进化了上百万年，这种相对急剧的海水酸化很容易对它们造成伤害。
People at Wednesday's executive board meeting said it had been relatively upbeat, with a focus on "business planning", in particular how the investment bank should be shaken up.
在周三的执行董事会会议上，大家表示还是相对积极的，专注于“商业计划”，尤其是投资银行如何振作起来。
The recovery in advanced economies is still relatively fragile," Sander said.
发达经济体的复苏仍然相对脆弱。
"The global financial crisis has eased and orders are coming back, but the Labour shortage is relatively severe," Ms Liu said, admitting that her team's effort was an unusual one.
“全球金融危机已经趋缓，订单又回来了，但劳工短缺相对严重，”刘婷婷表示。她承认，自己团队的这招是不寻常之举。
Because of the satellite's relatively low altitude, debris began re-entering the atmosphere almost straight away, the us defence department said.
由于卫星高度较低，碎片几乎直接进入大气层。
Biderman said the Seaswarm robots are relatively cheap, quick and effective at cleaning up oil spills.
Biderman表示，海群机器人在清理原油泄漏上相对便宜、快速且有效。
The move to the IPv6 protocol will also necessitate some changes to domestic set-ups, said Pickles, but it should be a relatively straightforward process.
皮克莱斯还指出，为升级到IPv6，家庭用户的网络也需要一些变化，但会是一个相对简单的过程。
Air travel was a luxury and the movement of goods and people around the world was relatively slow," said Dr Guenael Rodier, WHO Director of Communicable Disease Surveillance and Reponse.
航空旅行在当时是一种奢侈，并且全世界物品和人员的流动比较缓慢，”世卫组织传染病监测和应对司司长GuenaelRodier博士说。
All four acknowledged that they lived relatively comfortable lives, but said that was because they and their parents had worked hard.
4个人都承认他们过着相对舒适的生活，但是认为这是因为自己和父母都努力工作的缘故。
Since the technology is created using a roll-printing process, it could be relatively cheap to produce, said Kit Eaton in a Fast Company article on the subject.
KitEaton在一篇关于该技术的文章中称，由于该技术是采用滚动印制处理生产，因此成本可能相对便宜。
"This deer might well be relatively common in Sumatra above a certain altitude," said Timmins, speaking from his base in Madison, Wisconsin. "I always suspected it still survived in the region."
“这种鹿相对来讲，可能在苏门答腊岛上某特定海拔之上比较普遍，”Timmins在他威斯康辛州麦迪逊市的基地说，“我一直怀疑它们仍然在这片区域里生存着。”
In addition, the earthquake was relatively shallow, Presgrave said, and those kinds of quakes tend to do more damage near the epicenter than deeper ones.
而且这次地震震核较浅，一般来说震核浅的地震会比震核深的地震对震中附近地区造成更多破坏，他补充到。
In addition, the earthquake was relatively shallow, Presgrave said, and those kinds of quakes tend to do more damage near the epicenter than deeper ones.
而且这次地震震核较浅，一般来说震核浅的地震会比震核深的地震对震中附近地区造成更多破坏，他补充到。
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