Avalanches(雪崩)areoneofthosenaturaldisastersthatcancaus...
问题详情: Avalanches(雪崩)areoneofthosenaturaldisastersthatcancausegreatdamageandonlyMotherNatureknowswhenandwheretheyaregoingtooccur.Evenwithmoderntechnologyitisstillimpossibletoknowexactlywhenorwher...