Froste弗罗斯特frostn.霜；霜冻；严寒v.结霜；冻死；用糖衣装饰frost and thaw cycles冻融循环Frost - heave ratio冻胀率frost in one's mannerfrost warnings issued霜冻警告发布frosted mulberry leaf霜桑叶frost level indicator结霜液面指示器frost protetion layer防冻层frost heaving failure冻胀破坏frost point hygrometer霜点温度表frost-resisting jute耐寒黄麻

1. The winter and early spring temperatures at De Hoge Veluwe have increased in recent decades, although there has been no change in frost days.
   近数十年来，尽管侯格维陆威的霜日天数没有变化，但冬天和初春的温度已经上升。