People had to burn these trees to keep warm during harsh winters.
在寒冷的冬天，人们得靠烧这些树保暖。
Wheat is grown in places which have cold winters and warm, dry summers.
小麦生长在冬季寒冷、夏季温暖干燥的地方。
Although we still depict nostalgic snow scenes on Christmas cards, winters are now very much warmer.
虽然我们还在圣诞卡上描绘引人怀旧的雪景，但现在冬天温暖多了。
It would have been better to have thinned the trees over several winters rather than all at one time.
当初要是分几个冬天来疏剪树木，会比一次性疏剪要更好些。
How did they ever get through Alaska winters?
他们是怎么度过阿拉斯加的冬天的？
I did field research up there a couple of winters.
我在那儿做过几个冬天的实地考察。
I don't know how they get through these cold winters.
我不知道他们是如何熬过这些寒冷的冬天的。
The summers were not too warm, nor the winters too frigid.
夏天不太热，冬天也不太冷。
But winters on the prairie can still get pretty harsh today.
而草原上的冬天现在依旧是很严寒。
Across vast areas of western North America, increasingly mild winters are causing massive outbreaks of bark beetle.
在北美西部的广大地区，日益温暖的冬季正导致树皮甲虫的大规模爆发。
In short, if you like sunny but not too hot summers, mild winters but with lots of cloudy days, Seattle's the place to be.
简而言之，如果你喜欢阳光充足但不过于炎热的夏天，天气温和但经常多云的冬天，西雅图是你应该去的地方。
It's because food is almost always within reach, and they don't have to store up a lot of food energy for the harsh winters.
这是因为食物几乎总是触手可及的，而且它们不需要为严酷的冬天储存大量的能量。
So in short, if you like sunny but not too hot summers, mild winters but with lots of cloudy days, Seattle's the place to be.
所以，简而言之，如果你喜欢阳光充足但不太热的夏天，温和但经常阴天的冬天，西雅图是你应该去的地方。
Now, the snowshoe hare, tell me, what sort of adaptations do you think it has developed that help it survive the Maine winters?
现在，告诉我，你认为雪兔发生了哪种进化，从而能够在缅因州的冬天生存下来？
They could soon face a further threat if warmer summers and milder winters encourage the spread of the Asian hornet, which preys on bees.
如果更温暖的夏季和更温和的冬季促使捕食蜜蜂的亚洲大黄蜂的散布，它们可能很快就会面临进一步的威胁。
If true, though, why did cold-blooded animals such as snakes, lizards, turtles, and crocodiles survive the freezing winters and torrid summers?
如果这是真的，那么为什么像蛇、蜥蜴、乌龟和鳄鱼这样的冷血动物能在寒冷的冬天和炎热的夏天存活下来呢？
Over a period of about 100,000 years, while the seas pulled back, climates around the world became dramatically more extreme: warmer days, cooler nights; hotter summers, colder winters.
在大约10万年的时间里，当海水退去，世界各地的气候变得更加极端：白天更暖和，夜晚更凉爽；夏天更热，冬天更冷。
我讨厌下雪的冬日。
Because each individual is short-lived, the population of an opportunist species is likely to be adversely affected by drought, bad winters, or floods.
因为每个个体的生命都是短暂的，“机会主义者”这类物种的群体数量很可能受到干旱、严冬或者洪水等不利因素的影响。
However, their effects are probably accentuated by climatic factors, such as drought and hard winters, or soil imbalances such as soil acidification, which damages the roots.
然而，它们的影响可能因气候因素而加剧，如干旱和严冬，或因土壤酸化等土壤不平衡而损害到根系。
The space blanket in it keeps people warm during the cold winters.
它里面的太空毯让人们在寒冷的冬天保持温暖。
If you look after it carefully, this coat will keep you warm through many winters.
如果你细心保养，这件大衣可以让你暖和地度过许多个冬天。
The little tree has weathered several bitter winters.
这棵小树经受了好几个严冬。
When forty winters shall besiege thy brow.
当四十个严冬围攻你的眉梢。
Autumn is quite pleasant, but winters are cold.
秋天的气候宜人，冬天则寒冷。
That would require another 10 very cold winters.
要想得出这个结论，需要再来10个异常寒冷的冬天。
We get really hot summers and really cold winters.
那里夏天非常热，冬天非常冷。
Mr Yeltsin spent his early winters in a Urals hut.
早年叶利钦都在乌拉尔地区的一座小屋里过冬。
Mr Yeltsin spent his early winters in a Urals hut.
早年叶利钦都在乌拉尔地区的一座小屋里过冬。
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