英语谚语“冬炼三九,夏炼三伏”

冬练三九,夏练三伏.
In winter do the same thing during the coldest weather;In summer keep exercising during the hottest days.
呵呵，是这样的吧。
希望对你有帮助。

夏练三伏，冬练三九
In summer keep exercising during the hottest days； in winter do the same thing during the coldest weather.

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仅供参考！！！

In summer keep exercising during the hottest days； in winter do the same thing during the coldest weather. 我也只知道大概