From the small number of impact craters that appear on Martian lava flows, one can estimate that the planet was volcanically active as recently as a half-billion years ago—and may be active today.
从火星熔岩流上出现的少量陨石坑中，我们可以估计，在5亿年前，这个星球上的火山还很活跃——也许现在依然活跃。
Half of those surveyed say that the penalty should be as severe as that for drunk driving.
一半的受访者表示，处罚应该和对待酒后驾车一样严厉。
As I said, we believe that "Don't be evil" is only half of it.
就像我说的我们认为不干坏事只是表达了意思的一半。
The available evidence suggests that as many as half of the complications and deaths arising from surgery could be avoided if certain basic standards of care were followed.
现有证据表明，如果人们遵守了某些基本治疗标准，因手术导致的并发症和死亡有一半以上是可以得到避免的。
Earlier this year, a report in the Lancet suggested that half of Americans will be obese by the year 2030 if obesity and overweight trends continue as they are now.
今年早些时候，《柳叶刀》杂志的报道表示如果状况没有改变的话，2030年美国人体重过胖的人将会超过美国总人口的一半。
But, to me, the most fascinating insight is that for at least half of humans it truly does seem to be as blessed to give as to receive.
不过，对于我来说，最让人着迷的发现是，竟然有至少一半的人，真心觉得给予跟获得一样有福。
Our simulation implies that the impact of a disorderly euro break-up on the UK will be roughly half as bad again as the collapse of Lehman Brothers.
我们的模拟实验表明，欧元无序崩溃会对英国有不良影响，影响程度约为雷曼兄弟倒闭时的一半。
More than half of graduates that run an online shop can be counted as having obtained employment, according to the detailed standard.
根据标准细则，目前浙江在网上开店的大学生有一半以上可以列入就业范畴。
As Figure 1 shows, recent studies indicate that you can expect half of your projects to be late and one third of them to be over budget.
如图1所示，最近的研究表明，有一半项目将滞后，而三分之一的项目将超过预算。
And, just as surely, at least half the assumptions that business plan was based on will turn out to be wrong as well as many of its conclusions.
当然，在他们给你钱之前你同意了他们的商业模式，而你失去了对于公司的绝对控制权。至少一般建立在主观意愿上的假设是错 误的，很多结论也是如此。
And as someone who’s run a marathon, a few half marathons and a bunch of shorter races, I know that such a one-speed workout program can be not only boring, but it also doesn’t maximize your workouts.
可以在你的跑步计划中增加一些变数以让跑步更加有趣，同时让你更加强大。我不是说你必须开始进行马拉松训练，或者进行一些冲刺练习，不过如果你现在只进行中速跑，那你应当考虑至少尝试一下其他类型的训练。
The grief-struck frequently act in ways that could be seen as either half-sane or half-mad, but rarely give themselves the benefit of the doubt.
悲伤者做起事来，在外人看来，常常是半理智半疯狂的，但悲伤者从不这样怀疑自己。
Key travel can be as short as 2mm, about half that of early designs.
键程也仅有短短两毫米，大约是早期设计的一半距离。
One recent study, in the journal Communication Research, finds that as many as half of college students are in long-distance relationships, "and up to 75% will be at some point."
刊登于《交际调查》杂志里的一项最近的研究指出，大概过半的大学生处于异地恋爱关系中，“从某种程度上说，可能已上升到75%的比例”。
There is optimism that sales will be boosted in the second half of the year by sales of new titles such as The Beatles: Rock Band, and the latest games in the Halo and Madden football series.
人们乐观地认为销量将会在下半年增加，因为将会有新的游戏，例如“披头士：摇滚乐队”，还有最新款的游戏“光晕”和“Madden足球系列”。
The consequences of that scarcity probably won't be apocalyptic: France consumes only half as much oil per capita as America, yet the last time I looked, Paris wasn't a howling wasteland.
石油稀缺的后果或许并不构成某种末世论(apocalyptic)：法国的人均石油消耗量仅仅是美国的一半左右，就我最近一次所看到的，巴黎还没成为狂吼乱叫的废墟。
Mr Gates has high hopes that the number of children who die each year can be cut by half, to 5m, within 20 years, just as it was cut by half in the past half-century.
盖茨强烈希望儿童的死亡率可以减半至500万每年在接下来的20年里，正如在过去的半个世纪所达到的效果一样。
Eric Metcalfe, the director of Justice, a lobby group, reckons that about half of the control orders now in place might be lifted as a result of the ruling.
游说团体Justice的董事EricMetcalfe估计，正在施行的控制令中有一半可能是上议院裁决的结果。
Research suggests that up to half of all cases of diabetes can be prevented by lifestyle measures, such as diet and exercise, or medication.
研究指出，有多达一半的糖尿病人其实可以通过调整生活方式，如饮食、药物预防的。
I told her that someday I wanted to be half of a couple as ideal couple as Franklin and Eleanor Roosevelt.
我告诉她有一天我要成为像富兰克林和艾黎诺。罗斯福这样的理想夫妇中的一半。
Or could it be some spider embroidering a half yard of muslin as a tie for that strangled neck?
抑或是一只蜘蛛正在那被勒的脖子上绣半尺薄纱聊作领带？
In France, my dear Sir, half such a piece of effrontery as that would cause you to be quickly despatched to Toulon for five years, for change of air.
在法国，我最最亲爱的爸爸啊，只需做一半这种程度的手脚，他们就会把您送到土伦去呼吸五年监狱里的空气的呀。
He will be earning only half as much as he used to, but, he feels that he rise in status is well worth the loss of money.
他将来挣的钱只有他现在的一半，不过他觉得，地位升高了，损失点儿钱也值得。
He will be earning only half as much as he used to, but he feels that his rise in status is well worth the loss of money.
他将来挣的钱只有他现在的一半。不过他觉得，地位升高了，损失点儿钱也值得。
The practice proves that it needs to be further discussed that the flexible suspenders of a large-span half through bridge are designed as axial tension members.
实践证明，大跨中承式拱桥柔性吊杆按照轴心受拉杆件进行设计的方法有待商榷。
I told her that someday I wanted to be half of a couple as ideal as Franklin and Eleanor Roosevelt.
我告诉她，将来一天我要成为富兰克林和埃利诺·罗斯福这对理想夫妇的一半。
I told her that someday I wanted to be half of a couple as ideal as Franklin and Eleanor Roosevelt.
我告诉她，将来一天我要成为富兰克林和埃利诺·罗斯福这对理想夫妇的一半。
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