共享自行车可以帮助人们在城市中自由出行，不会产生污染。
Shared bikes can help people travel around freely in cities without pollution.
我骑着自行车在小区里自由的闲逛，另外我还有一群叽叽喳喳的玩伴。
I rode my bike all around the area with freedom and had a gaggle of kids to play with.
但他说，所有南行车辆进行检查，阻碍联邦合法的数以万计的自由流动。
But he says federal inspections of all southbound vehicles are impeding the rightful free movement of tens of thousands.
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