而且，旧市政厅冬天采暖和夏天制冷都很花钱。
In addition, it is very costly to heat the old hall in winter and cool it in summer.
在大约10万年的时间里，当海水退去，世界各地的气候变得更加极端：白天更暖和，夜晚更凉爽；夏天更热，冬天更冷。
Over a period of about 100,000 years, while the seas pulled back, climates around the world became dramatically more extreme: warmer days, cooler nights; hotter summers, colder winters.
选取其中最好的一张打印出来，挂在家里，那么甚至在天气变凉的时候，你都可以留住夏天的温暖和快乐。
Make a point of printing out your best photographs and hang them in your home so you can remember the summer warmth and fun even when it's a bit chilly outside.
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