在你出发进行长距离散步之前，你要先系好鞋带。
Before you set out to have a long walk, your shoelaces should be fastened.
在吃零食之前，节食者应该好好问问自己，是否真的饿了，如果答案是不的话，那么久该立即去散散步，或者读读书看看报。
Before snacking, dieters should ask themselves if they are really hungry - and if not, distract themselves by going for a walk or reading.
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