Go ice skating. It's winter and cold in most of the country right now, and a picnic may not be an option at the moment. Instead, pack a thermos of hot chocolate and hit the rink.

去溜冰。正值隆冬，国内大多数地区还很寒冷，或许目前不能选择去野餐了。但是可以带上一壶热巧克力去溜冰。

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Hot water freezes faster than cold water. Ice can appear in nature as snowflakes, icicles, hail, frost, glaciers, pack ice, ice spikes and candles and polar ice caps.

热水比冷水结冰的速度更快。冰在自然界的不同形态有雪花、冰锥、冰雹、霜、冰川、浮冰、冰凌，和极地冰。

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