Mouth breathing can be a problem, especially in the winter.

张口呼吸本身就对健康不利，在冬季尤甚。

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Four or more days require checking a bag, especially in the winter with bulky sweaters.

四天以上的话就需要托运了。特别是在冬天，有那么多笨重的毛衣要带。

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Hot pot is popular for Chinese, especially in the winter, as a pot of bubbling broth can help to ward off the chill.

火锅很受中国人的喜爱，尤其是在冬天，因为一锅热腾腾的汤可以帮忙驱走严寒。

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That's an excellent question, especially looking into factors that affect the return-generating process in the stock market-in other words, factors that affect the stock prices in a conventional sense: Market liquidity, length of the daily fasting period, especially contrasting summer months with winter months when Ramadan coincides with one versus the other, with the length of day being really longer during summer months.

VOA: standard.2010.08.05

Vitamin D researchers estimate that up to half of Americans might be getting inadequate amounts, especially in the winter months when the sun is low.

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Kate Hawkins from Manx National Heritage (MNH), the organisation behind the project, said there was always the chance of getting marooned, especially in the winter.

BBC: Calf of Man islet rat-cull project calls for volunteers

Winthrop (population 394), made over with a Wild West theme in the 1970s, is a bizarre apparition, especially in the winter when lines of skinny Nordic skis instead of horses stand sentinel outside the storefronts.

BBC: Cross-country skiing in Washington��s Methow Valley