Chinese cities are extremely bike-friendly: I can travel from one side of the city to the other by bike in about the same time I could by car.
在中国城市骑自行车非常方便：从城市的一端到另一端花的时间和搭车也差不多。
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Sydney a much more personal choice, mainly as, in my experience, it's really not a very bike-friendly city overall, particularly the decidedly skittish taxi drivers.