In a matter of weeks, these drugs reduce the number of viruses per millilitre of infected blood from millions to less than 50.
仅需几周时间，这些药物就可将被感染者每毫升血液的艾滋病毒数量由数百万个减少到50个以内。
That's the conclusion of a recently released study, which analysed 259 bottles from 11 brands sold in nine countries, revealing an average of 325 plastic particles per litre of water.
这是最近发布的一项研究得出的结论，该研究分析了来自9个国家11个品牌的259瓶水，发现平均每公升水中有325个塑料微粒。
You can take a cue from GCC: maintain many sets of environment variables per application and switch from one pool to another depending on the work at-hand.
您可以从GCC得到提示：为每个应用程序维护多个环境变量集，并根据手头的工作从一个集合切换到另一个集合。
In two months, the legal minimum wage in the country of Kirlandia will increase from 5 Kirlandic dollars per hour to 5.50 per hour.
两个月后，Kirlandia的法定最低工资将从每小时5基兰蒂亚美元提高到5.50。
The codes—which typically range in price from $80 to $155 per course—give students online access to systems developed by education companies like McGraw Hill and Pearson.
这些访问码的价格通常在每门课程80美元到155美元之间不等，学生需要通过这些访问码才能在线使用麦格劳·希尔和培生等教育公司开发的系统。
"An average person, "Roach explains, "will, during the peak flatulence period, pass anywhere from one to almost three cups of flatus per hour."
“一个普通人，”罗奇解释道，“在肠胃最胀气的时候，每个小时会放出1到3杯的的屁。
About 70 per cent had graduated from college, though only 30 per cent had graduated with honors.
大约70%的人可以从大学毕业，但只有30%的人以优异成绩毕业。
This control system samples the speed of each wheel on a vehicle and controls each brake's pressure (to stop it from locking up) at up to 20 times per second.
该控制系统对车辆上每个轮子的速度进行采样，并以每秒20次的速度控制每个刹车的压力（防止它锁死）。
Even more impressive is the progress in just a single year: human interventions fell from 0.8 times per thousand miles to 0.2, which translates into a 400% improvement.
更令人印象深刻的是仅仅在一年内的进步：人为干预从每千英里的0.8倍下降到0.2倍，这意味着改善了400％。
Heart rate tracking for three of the Alaska bears showed a drop from 55 beats per minute on average before hibernation to 14 erratic ones per minute in winter.
对三头阿拉斯加的黑熊的心率追踪显示出它们在冬眠前的平均每分钟55 下降低到了冬天里每分钟飘忽不定的14 下。
Eleven point two kilometers per second, at which satellites can be freed from the gravitation of the earth, is called "escape speed".
卫星以11.2千米每秒的速度前进可以脱离地球引力，这被称为“逃逸速度”。
The revenue from this tax, which some experts predict will be over $4 trillion per decade, would be designated for housing, child care, health care and other government benefits.
一些专家预测，这项税收每十年将超过4万亿美元，它们将被用于改善住房、儿童保育、医疗和其他政府福利事业。
The revenue from this tax, which would probably be hundreds of billions of dollars per year, could be handed out to citizens as a dividend or used to fund green infrastructure projects.
这项税收每年可能达到数千亿美元，它们可以作为红利发放给公民，或者用于资助绿色基础设施项目。
Most of the money would come from a penny-per-letter permanent rate increase and from shifting postal retirees into Medicare.
大多数钱是通过提高每封信一便士的永久利率和将邮政退休员工转嫁到医保系统的方式筹集。
The country produces only about 60 per cent of the food it eats, down from almost three quarters in the late 1980s.
该国的粮食产量仅占其所食粮食的60%左右，比1980年代末的近四分之三有所下降。
In fact, over fifty per cent of genuine British surnames derive from place names of different kinds, and so they belong to the last of our four main categories.
事实上，超过50%的真正的英国姓氏来源于不同种类的地名，所以地名是姓氏来源四个主要类别中的最后一类。
In nine minutes, the probe had to reduce its speed from 20,000 km per hour to zero, landing from 125 km above Mars.
在9分钟内，探测器必须将速度从每小时2万公里降至零，从火星上空125公里处着陆。
Unfortunately, for maximum benefit, people would probably have to reduce their caloric intake by roughly thirty per cent, equivalent to dropping from 2,500 calories a day to 1,750.
遗憾的是，想要获得最大效益，人们可能不得不减少大约30%的热量摄入，相当于将每天摄入的2500卡路里降至1750卡路里。
According to a report on UK food production from the University of Leeds, UK, 85 per cent of the country's total land area is associated with meat and dairy production.
据英国利兹大学的一份关于英国食品生产的报告称，该国85%的土地面积与肉类和奶制品生产有关。
It will surely make people healthy to stay away from junk food and try to eat more kinds of food per day.
远离垃圾食品，每天尽量吃更多种类的食物，一定会使人们健康。
Scientists, from Nature studied 20 years of satellite data of the world's 220,000 mountain glaciers, and found that since 2015, glaciers have last 298 billion metric tons off ice and snow per year.
《自然》杂志的科学家们研究了世界上22万座高山冰川20年来的卫星数据，发现自2015年以来，冰川上每年减少的冰雪总量为2980亿公吨。
Common Stock Equivalents are excluded from the computation when the per share effect is antidilutive.
当每股效应是抗稀释时，普通股等价物被排除在计算之外。
Oil production from Daqing peaked at about 1.1m barrels per day (b/d) in 1997.
大庆的石油产量在1997年达到峰值——每天110万桶（b/d）。
Mr Greenspan said house prices were probably already down about 2-3 per cent from their peak on a national level.
格林斯潘表示，从全国水平看，房价可能已经较峰值水平下跌了2%至3%左右。
On Monday, JPMorgan revised its offer to take over Bear Stearns, increasing the price to $10 per share from a previous offer of $2 per share.
在周一，摩根大通对收购贝尔斯登的计划做了一定的修改，从最初2美元的收购价格提升至10美元。
After a week of brow-furrowing deliberation, I raised the price per can from 50 cents to 55.
在一周的仔细思考后，我把每罐价格从50分涨到55分。
Measured by the fall in output per head from the fourth quarter of 2007, Germany's recession was no deeper than America's.
从2007年最后一季人均产值的下降程度来看，德国的经济萧条并不比美国糟糕。
Change the number of lines per page from 66 to 50.
将每个页面的行数从66修改为50。
Change the number of lines per page from 66 to 50.
将每个页面的行数从66修改为50。
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