根据普雷蒂教授的说法，这是一个保守的估计。
According to Professor Pretty, it was a conservative estimate.
他表示，这是他个人保守的估计。
The projection was conservative and based on a personal estimate, he said.
随着经济急剧的下滑，这只是个保守的估计。
That could prove to be a conservative estimate, as the economic slowdown begins in earnest.
业内人士说，即使这一数字也是非常保守的估计。
他对伦敦的人口作了一项保守的估计。
保守的估计，上海指数将反弹至2113点。
A conservative estimate, the Shanghai index will rebound to 2113 points.
最保守的估计是载人飞船将增加10倍的费用。
The best estimate is that putting people on a spacecraft multiplies the cost ten-fold.
这只是保守的估计。
即使根据保守的估计，在此期间因撞而毁的机率将达到四分之一。
For even conservative estimates suggest there is one chance in four that it will be destroyed in a collision during that period.
对海底资源那怕是最最保守的估计也超出一般的想像。
Even the most conservative estimates of sources in the seabed stagger the imagination.
我们的需求是要增加天气预测，一个问题，非常保守的估计。
Our demand growth forecasts, which you question, are quite conservative.
按照最保守的估计，这个王冠的价值也是我所借数目的两倍。
The lowest estimate would put the worth of the coronet at double the sum which I have asked.
即使很保守的估计，它应该还是挤满了生命——甚至是智能生命。
Even with very conservative estimates, it should still be swarming with life-even intelligent life.
据保守的估计，家族企业在全球企业中所占份额已达65%至80%之间。
It is estimated conservatively that family corporate accounts for 65%-80% in all enterprises.
就这而言，该文件的点击量还是相对保守的估计，实际空白成本可能还会增加。
Considering that's one file at a relatively conservative number of hits, the cost of white space can add up.
据保守的估计，全部已经制作完成的活僵尸题材的电影中，有三分之一以上都是在过去十年间发行的。
According to conservative estimates, more than a third of all zombie films ever made were released in the past decade.
美国地质勘查结果则表明此油田储量大概是46亿桶，虽然是一个保守的估计值，但储量依然可观。
The United States Geological Survey’s estimate is 4.6 billion barrels, a modest but nevertheless significant quantity.
用850美元/盎司（保守的估计价格）的价格来估计，基金组织预计这次销售会筹集到110亿美元。
Using a (conservative) price estimate of $850 an ounce, the fund reckons such a sale would raise about $11 billion.
俄乌特陶勒盖拥有已探明储量1.14亿吨，足够持续16年，但是那只是一个保守的估计，而且那只是一个矿的产量。
Ovoot Tolgoi has proven initial reserves of 114 million tons, enough to last up to 16 years, but that's a conservative estimate and that's just the one mine in production.
保守的估计，粮食价格的上涨将城市的贫穷人口与农村人口的购买力减少20%(在一些地区，价格上涨更高)。
On a conservative estimate, food-price rises may reduce the spending power of the urban poor and country people who buy their own food by 20% (in some regions, prices are rising by far more).
但是面对每年10%的经济增长与更快增长的能源需求，一个保守的估计是每年有3.7个百分点达不到目标。
But with an economy growing 10 percent a year and with energy consumption climbing even faster, a conservation target amounting to 3.7 percent a year does not keep pace.
但是大多数的医生都不愿意说晒多少阳光是安全的，因为即使是很保守的估计紫外线的量也可能有得皮肤癌的风险。
But given the very real risk of skin cancer that comes with even a conservative dose of UV, most doctors are reluctant to say that any amount of sun exposure is safe.
然而令人不安的是，这些数字很可能只是一个保守的估计。因为科学家们对哺乳动物中的836个种类还缺乏足够的数据，甚至无法按照它们受威胁的程度来归类。
Disturbingly, the figures are likely to be a conservative estimate, because scientists have insufficient data on 836 species to even classify how threatened they are.
在签订第一个交易后三年，该银行说，他们已经“掠夺了”6500万公顷的土地，占该银行自己估计可用土地总量的八分之一（占更为保守的估计的三分之一）。
Only three years after the first deals, says the bank, they already run to 65m hectares-an eighth of the bank's own estimate of total available land (and a third of the more modest estimates).
在签订第一个交易后三年，该银行说，他们已经“掠夺了”6500万公顷的土地，占该银行自己估计可用土地总量的八分之一（占更为保守的估计的三分之一）。
Only three years after the first deals, says the bank, they already run to 65m hectares-an eighth of the bank's own estimate of total available land (and a third of the more modest estimates).
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