They do, however, limit the possible range of dates.

然而它们确实缩短了可时间跨度。

There could be 10 times more fish biomass here than previously thought.

这里鱼类生物质含量是之前十倍。

But it's one thing to know how much power the sun is producing.

但太阳产生能量多少是一回事。

Which is exactly what Kelvin did - except with the earth. And scientific rigor. He took

开尔文将这个理论运用到了球年龄中。

That results in a range that spans decades, not centuries.

采用层学断代出时间范围是几十年，而不是几百年。

He said the information should make it possible to calculate an approximate position for the aircraft.

他表示，根据这些信息或许可出飞机概位置。

Only a thousand Daler, according to the old reckoning.

根据旧， 只有一千 Daler。

According to the professor's calculations, they should be able to pull it off by a hair.

按照教授，他们应该是微不足道。

Using the distance between the two cities, he was able to calculate the curvature of the Earth!

通过两座城市之间距离，他可出球曲率！

Besides, according to the calculations of naturalists, one of these animpas only six feet long would have tentacles as long as twenty-seven.

此外，按博物学家，一只这样动物，长只有6英尺，它触须就可能长达27英尺。

So a second measure to consider is its levels of risk-weighted assets (RWAs), in which the size of the balance-sheet is adjusted to reflect its riskiness.

如此一来，第二种要考虑评估方法就是银行风险加权资产等级，即通过资产负债表规模标准贷方风险。

Really the only option they had was to rely on something called dead reckoning, basically figuring out where you are by estimating your speed and compass heading to plot your journey.

实际上他们唯一选择是依靠一种名为航位方法，体通过估计航速和指南针指向来确定你位置，从而规划航程。

His CAB adviser reckons he will never again earn what he used to, so is helping him cut costs he once considered essential, like internet access and mobile phones, from his family's budget.

他在公民咨询局（CAB）顾问出他收入将不会再回到从前水平，于是便帮助卫从他家庭预中削减了诸如网费和话费等，那些曾经被认为是必要开支。

It does save, but, again, it's surprisingly small. I rolled my own estimate and said that's $180 billion over the next 10 years. Other people think it's a bit less than that.

它确实节省了，但是，它又出奇小。我了一下自己估计，并表示未来 10 年将达到 1800 亿美元。其他人认为它比这少一点。

The reason we think that is that using modern computer techniques, you can wind back the night sky and say, " Where would the moon have been? Where would the stars have been? "

因为通过现代计机科技模拟，我们能出过去夜空，得知当时月亮和星星位置。

I'll get the almanack; and as I have heard devils can be raised with Daboll's arithmetic, I'll try my hand at raising a meaning out of these queer curvicues here with the Massachusetts calendar.

我要去把我历书拿来，因为我听说能用达博尔数学出魔鬼，我要用马萨诸塞历书来试试手，这些弯弯曲曲古怪记号意思。

Chinese astrologists are able to plot the course of a person's entire life year by year, and are willing to put the whole prediction down in writing for a substantially higher sum than usual.

中国星相家能把一个人一生，逐年断开，细批流年，把一生每年写在一个折子上，当然卦金要远高出通常卜卦。