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新概念英语第四册自学导读:第十四课蝴蝶效应(下)
日期:2011-11-02

14-7. Suppose every sensor gives perfectly accurate readings of temperature, pressure, humidity, and any other quantity a meteorologist would want.


【译文】再假定每个传感器都丝毫不差地读出了温度、气压、湿度和气象学家可能需要的任何其他数据。


【单词和短语】


由meteorologist(气象学家)联想到meteorology(气象学)、meteorological observatory(气象台)和meteorological station(气象站)。


14-8. Precisely at noon an infinitely powerful computer takes all the data and calculates what will happen at each point at 12.01, then 1202, then 12.03...


【译文】在正午时分,一台功能不可限量的计算机搜集了所有的资料,计算出每个点12点01分、12点02分、12点03分及以后每分钟可能出现的情况。  


【单词和短语】


infinite: 无限的,无穷的,无边的(very great in amount or degree),

例如:
the infinite ingenuity of man 人类无穷无尽的创造力


Space is infinite. 宇宙的无边无际的。


infinite的名词形式为infinity(想到无穷大的符号∞)或infinitude。


14-9. The computer will still be unable to predict whether Princeton, New Jersey, will have sun or rain on a day one month away.


【译文】计算机将仍然无法预测新泽西州的普林斯顿1个月后那天究竟是晴天还是雨日。


【单词和短语】


predict:预言,预计,预料,预报(to say that something will happen, before it happens),

例如:
He predicted a brilliant future for the child.
他曾预言这孩子前程似锦。


Terrorism in this country is predicted to increase in coming years.
预计该国的恐怖活动今后几年还会增加。


predict的名词形式为prediction。


14-10. At noon the spaces between the sensors will hide fluctuations that the computer will not know about, tiny deviations from the average.


【译文】正午时分,传感器之间的距离会掩盖计算机无法知道的波动和任何偏平均值的变化。


【讲解】that the computer will not know about系定语从句,修饰sensors。


【单词和短语】


fluctuate:波动,涨落,起伏(if a price or amount fluctuates, it keeps changing and becoming higher and lower),

例如:
You cannot match in straight line to the victory; you fluctuate to it.
你不可能一帆风顺地走向胜利,而要经过许多波折才能达到。


The demands fluctuate seasonally。
需求随季节而变动。


fluctuate的名词形式为fluctuation。


14-11. By 12.01, those fluctuations will already have created small errors one foot away.


【译文】到12点01分,那些波动就已经会在1英尺远的地方造成小偏差。


14-12. Soon the errors will have multiplied to the ten-foot scale, and so on up to the size of the globe.


【译文】很快这些偏差会增加到10英尺的范围,如此一直扩大到全球的范围。