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.

这可能是自然气候有很大的易变性，云能减弱温升，或的气候系统中有一些不人知的调节机制。

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

经常性的分分合合，情感大起大落：随着紧张程度的上升，易变性也增加。