Whereas the region's native evergreen pines shade the snow and absorb radiation, birches would shed their leaves in winter, thus enabling radiation to be reflected by the snow.

然而那个地区当地的常绿松树可以为雪遮阴，吸收辐射，而白桦树在冬天则会落叶，从而使辐射被雪反射。

youdao

They are beginning of winter, light snow, heavy snow, winter solstice, lesser cold and greater cold.

它们是：立冬、小雪、大雪、冬至、小寒和大寒。

youdao

Unfortunately, winter never gave me the special gift of snow on my birthday. The snow disappeared before my birthday and started after it.

遗憾的是，冬天从没在我生日那天送给我特别的礼物——雪。我生日来临前雪就没了，生日过后却又下了起来。

youdao

It was not possible to travel straight through because of the Rocky Mountains and the deep snow that fell in winter.

VOA: special.2010.04.26

By early February, this winter had already broken them with one hundred forty-two centimeters of snow measured.

VOA: special.2010.03.16

And then another winter came, the cold wind blew and the ground again was covered with snow.

VOA: special.2009.03.07

Our tester had winter snow tires, thankfully, given that there was plenty of snow to drive in, and that meant that when we were on dry pavement there was less traction than you'd get from a grippier summer tire.

FORBES: Test Drives

Farmers maintain the meadows and forests on the slopes, and that helps to keep winter snow in place.

BBC: The perfect trip: Switzerland

As I write winter snow is pounding the Midwest and skiers in Utah and Colorado are having some late fresh powder.

FORBES: My Prediction Was Wrong: Why We Didn't Get To $8 Natural Gas