If you want to time your running and walking intervals, you can use a watch or other device that beeps to signal when you need to switch.
如果你想对跑步和步行的间隔计时的话，你可以用一个手表或者其他能够发出哔哔声信号的设备当你需要转换的时候。
Incentives and education should also be directed towards persuading people to give up their cars and switch to a combination of walking, cycling and public transport.
政策和教育应该能够说服人们放弃汽车、而采用走路、自行车者和公共交通的交通方式。
Incentives and education should also be directed towards persuading people to give up their cars and switch to a combination of walking, cycling and public transport.
政策和教育应该能够说服人们放弃汽车、而采用走路、自行车者和公共交通的交通方式。
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