在浏览Google map时，不再是单击一下，然后等待整个页面重新装载，而是可以用鼠标顺畅地滚动地图。

Instead of clicking and waiting for the entire page to reload as you pan a Google map, you seamlessly scroll around the map with your mouse.

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这些稀有的造物叫雪卷，大自然全凭一己之力创造了它们，当湿雪落在多冰的地面并且不黏附于地面时，雪卷才有可能产生，强风吹动地面上的湿雪，滚动后便形成了雪卷。

These rare creations are called snow rollers, and Mother Nature makes them all by herself. Snow rollers form when wet snow falls on ground that is icy, so snow won't stick to it.

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