如果你病了，体温会波动。
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.
经济波动致使市场物价忽起忽落。
The erratic fluctuation of market prices is in consequence of unstable economy.
同样的上下波动也发生在智力以外的领域。
The same fluctuation back and forth occurs in areas other than intelligence.
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.
科学家们相信智力会随着大脑的努力而增加和波动。
Scientists believe that intelligence can expand and fluctuate according to mental effort.
地磁活动是地球磁场的自然变化，其波动周期为11年。
Geomagnetic activity, the natural variations in Earth's magnetic field, it fluctuates in 11-year cycles.
分析表明，强度似乎以一种清晰的、明确的节奏在波动。
The analysis reveals that intensity appears to fluctuate with a clear, well-defined rhythm.
自从欧洲人进入普吉特海湾地区以来，鹿的数量波动很大。
The numbers of deer have fluctuated markedly since the entry of Europeans into Puget Sound country.
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.
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.
在草饲体系中，奶农也不受国际商品市场牛奶价格剧烈波动的影响。
In the grass-fed system, farmers are also not subject to the wildly fluctuating milk prices of the international commodity market.
定期称体重是一种很好的方法，这能让你意识到任何明显的体重波动。
Weighing yourself regularly is a wonderful way to stay aware of any significant weight fluctuations.
这一次专家们估计，价格比峰值平均下降了40%，尽管有些价格波动更大。
This time experts reckon that prices are about 40% down on their peak on average, though some have been far more fluctuant.
有几种假说，包括地球变暖或变冷，季节波动或洋流的变化，以及大陆位置的变化。
There are several hypotheses, including warming or cooling of Earth, changes in seasonal fluctuations or ocean currents, and changing positions of the continents.
但是，气候条件存在波动，造成干湿天气交替，以致可以获取的动植物数量忽高忽低。
There were, however, fluctuations in the climatic conditions, with the consequences that wet conditions were followed by dry ones, so that the availability of plants and animals oscillated brusquely.
这些因素包括混乱的大气波动、相对较慢但同样不稳定的海洋活动、地表变化，以及冰雪的覆盖范围。
These factors include the chaotic fluctuations of the atmosphere, the slower but equally erratic behavior of the oceans, changes in the land surfaces, and the extent of ice and snow.
全球气温一直在轻微地波动。
There have always been slight oscillations in world temperature.
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