Frequent breakups and makeups, high highs and low lows: as tension rises, so does volatility.

经常性分分合合，情感大起大落：随着紧张程度上升，易性也增加。

We could describe such people as changeable, uncertain or -- here's a good word -- fickle.

我们可形容这些人易（changeable）、多（uncertain），这里有一个很适合词，反复无常（fickle）。

Sexuality isn't fixed, as it is fluid.

性向并非固定 而是流动易。

A plant that one eats. vegetable. Likely to change. changeable.

• 一种可植物。蔬菜。可能发生化。易。

Remember, these numbers are volatile and can sometimes change by the second.

请记住，这些数字是易， 有时会秒为单位发生化。

Their shares are more liquid than those of many smaller companies.

【liquid】他们股票比许多较小型公司股票更易。

They delude us more than they teach us, and bring us but uncertain and fugitive images.

他们欺骗我们多于他们教导我们， 给我们带来只是不确定和易形象。

This outward mutability indicated, and did not more than fairly express, the various properties of her inner life.

这种外在易性表明，但只是公平地表达了她内心生活各种特性。

THOSE unconvinced-and those seeking to unconvince others-of the reality of man-made global warming often point to the changeable behaviour of the sun as an alternative hypothesis.

不相信全球暖是人为因素造成和那些企图让别人不相信人常常会将太阳易表现作为假设进行选择。

It could be because of greater natural variability in the climate, because clouds dampen warming or because of some other little-understood mechanism in the almost infinitely complex climate system.

这可能是因为自然气候有很大易性，因为云能减弱温升，或因为在无限复杂气候系统中有一些不为人知调节机制。

For these reasons perfect stability of prices is impossible in an economy subject to change-unless, indeed, there is some peculiar mechanism which ensures temporary fluctuations of just the right degree in the propensity to consume.

由于这些原因，在一个易经济体中，价格完美稳定是不可能——事实上，除非有某种特殊机制来确保消费倾向暂时波动恰到好处。