筒仓发明之前，因为没有青草可以吃，奶牛在冬天产奶量减少。

Before silos were invented, cows gave less milk during winter because they had no green grass to eat.

《柯林斯英汉双解大词典》

我可以在冬天观看冰球比赛。

I can watch ice hockey games in winter.

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今年冬天他可以靠那件旧大衣勉强对付过去。

He can get by with his old overcoat this winter.

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I like to make a lot of stews in the winter that you can like then freeze, or beans and things like that, soups.

冬天我喜欢炖汤，比如你可以，把它冷冻起来，或者用大豆之类的东西做汤。

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they have ice skating there in the winter as well.

冬天也可以在那儿溜冰。

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