Use either a store-bought cold pack or simply freeze a wet towel before going out on a run.

在跑步之前用商场买的冰袋或者简易的冰冻的湿毛巾冰敷。

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You can use either a store-bought cold pack or a frozen wet towel. Ice for 10 or 15 minutes.

你可以采用买来的冰袋或冰冻的湿毛巾，冰敷10 - 15分钟。

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