Were it left to me to decide whether we should have a city without bikes or one without cars.
如果让我来决定我们要一个没有自行车的城市,还是要一个没的汽车的城市。
It seems that man was making a real effort to understand the seasons 20,000 years earlier than has been supposed.
看来人类早就致力于探索四季变迁了,比人们想像的要早20,000年。