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。
But how would we find such a planet? At present, there is no telescope in existence that is capable of detecting the presence of life.
但是,我们如何才能找到这样一颗行星呢?现在,没有一台现存的望远镜可以发现生命的存在。