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.
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.
我们还知道，全球气候系统极其复杂，一切都以某种方式联系在一起，因此，这个系统能够以意想不到的方式波动。
We also know that the global climate system is immensely complicated and that everything is in some way connected, and so the system is capable of fluctuating in unexpected ways.
长期以来，科学家们一直怀疑，有几个因素导致了地球极地地区比其他地区更大的温度波动。
Scientists have long suspected that several factors lead to greater temperature swings at Earth's polar regions than elsewhere.
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?
太阳亮度以11年为周期波动。
专家：思乡是一种波动的情绪。
小小的波动就能产生实质性的影响。
A small additional perturbation can have a substantial effect.
怀孕期间出现情绪波动是很常见的。
市场情绪波动什么时候对创业有影响？
去年是亚洲股市大幅波动的一年。
然而，正是风力的间断性导致了这种波动。
But the intermittent nature of wind power can cause just that sort of variability.
“尽管如此，食品价格波动仍是一大风险，”她说。
"Nevertheless, food price volatility remains a key risk," she says.
雅虎称如果不考虑汇率波动，它的营收应上升3%。
Yahoo said its revenue would have risen 3% if not for currency fluctuations.
借入货币的汇率波动会抹去投资者赖以盈利的差价。
Volatility in the funding currency can wipe out the spread investors count on for their profits.
很多人认为高频交易者助长了去年市场的急速波动。
Many believe that last year’s extreme market volatility was heightened by high-frequency traders.
小麦在微风中起伏波动。
相反，证据表明大多数人都有能力应付短期的收入波动。
Instead, the evidence is that most people can cope with temporary income volatility.
响应时间上较少的统计波动将产生更稳定的终端用户体验。
Less statistical fluctuation in response time produces a more consistent end user experience.
波动显示了声波穿越早期宇宙热气体时的高峰期和低谷期。
The fluctuations revealed the peaks and troughs of sound waves moving through the hot gas of the young universe.
他说，长远来看，这能保护公司不受汇率波动的影响。
Over the long term, that protects the company from currency swings, he says.
但是投资者们还是对那天下午的快速波动心有余悸。
But investors remain shaken by that afternoon's rapid swings.
第二点是，新兴市场的波动性较前些年大大减弱。
The second point is that emerging markets are much less volatile than they have been in recent history.
第二点是，新兴市场的波动性较前些年大大减弱。
The second point is that emerging markets are much less volatile than they have been in recent history.
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