这些比率记录了空气温度随季节和年份的波动。
These ratios register the fluctuations of air temperatures over the seasons and years.
为了更好地了解更早时期的波动，我们需要使用代理记录。
To build up a better picture of fluctuations appreciably further back in time requires us to use proxy records.
研究人员指出，低频过程诸如河流流量和地下水水位的波动，通常不会对人类产生明显影响。
The researchers pointed out that low-frequency processes, such as fluctuations in stream flow and groundwater levels, would not usually be apparent to human populations.
同位素年代记录显示，过去几十万年全球冰量的波动有一个模式：冰河期大约每10万年发生一次。
The dated isotope record shows that the fluctuations in global ice volume over the past several hundred thousand years have a pattern: an ice age occurs roughly once every 100,000 years.
有一种假说认为，这是一种自然现象；在特别适合产卵的那几年后，刺冠海星自然会经历种群数量的波动。
One hypothesis is that it's a natural phenomenon, that the starfish naturally undergo population fluctuations following particularly good spawning years.
有规律的重复活动如声波、光波、无线电波都有一个特定的频率，或者说是每秒的波动次数。
Regular repeating actions such as sound waves, light waves, or radio waves have a certain frequency, or number of waves per second.
但我们看到更多的波动。
我们看到更多的波动。
金星云层上方的二氧化硫气体水平显示出巨大且非常频繁的波动。
The level of sulfur dioxide gas above Venus's clouds shows large and very frequent fluctuations.
在学校安静下来的时候，汤姆努力认真地学习，但是他内心的波动太大了。
As the school quieted down Tom made an honest effort to study, but the turmoil within him was too great.
如果连我们当中最注重健康的人一整年的睡眠水平都有这么大的波动，那么我们其他人会损失多少睡眠呢？
If the most health-conscious among us have such deep swings in our shut-eye levels throughout the year, how much sleep are the rest of us losing?
我们已经了解到的情况是，随着我们纳入的时间跨度变长，这一记录提供了越来越多的证据表明气候在不同的统治期存在缓慢的波动。
What we do know is that as we include longer time intervals, the record shows increasing evidence of slow swings in climate between different regimes.
在欧洲，税收占汽油零售价的比例高达五分之四，因此，即使是原油价格发生了相当大的波动，对油品价格的影响也比过去要更轻微。
In Europe, taxes account for up to four-fifths of the retail price, so even quite big changes in the price of crude have a more muted effect on pump prices than in the past.
最近的证据表明了在去异黄酮化期间GA浓度的波动。
Recent evidence suggests fluctuations in GA concentration during de-etiolation.
此外，那样的波动会导致社会不稳定。
In addition, that kind of fluctuation would lead to social instability.
两个黑洞相撞时产生的波动可以测到。
The waves that emanate from the collision of two black holes should be detectable.
然而，温度的波动引起冰川增长和消融。
However, temperature fluctuations have caused glacier growth and depletion.
任何一方的波动都可能会影响他的收入。
其结果导致了粮价的波动。
就是说，正常情况下的波动往往又短又小。
That is, under normal circumstances fluctuations tend to be short and small.
同时，易变的天气也造成最近价格的波动。
Meanwhile, unpredictable weather has also caused recent volatility in prices.
因此有着季节性的波动。
他说，这样做会导致不必要的波动。
更糟的是，更高的交易量伴随着更大的波动。
Worse still, higher trading volumes have also been associated with higher volatility.
那是一个任意的波动。
小小的波动就能产生实质性的影响。
A small additional perturbation can have a substantial effect.
但这种癫狂的波动也让他惴惴不安。
他环顾四周，看到空的波动。
它“会影响我们在市场上所看到的波动，”他说。
It "contributes to the volatility we're seeing in the market," he says.
它“会影响我们在市场上所看到的波动，”他说。
It "contributes to the volatility we're seeing in the market," he says.
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