看到每件事光明一面的习惯比一年一千英镑还要有价值。
The habit of looking on the best side of every event is worth more than a thousand pounds a year.
你想要了解这些大耀斑发生的频率吗？是一个月一次，一年一次还是一千年一次？
You want to understand how often these large flares happen: once a month, a year a millennium?
上个月发表的研究报告显示，约12,800年前，仅一年之内，平均气温降低十六度，世界陷入长达一千年的深度冻结之中。
Research published just last month shows that some 12, 800 years ago, the world plunged into a thousand-year deep freeze in a single year, with average temperatures crashing by 16C.
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