frost

frost
noun

[mass noun]a deposit of small white ice crystals formed on the ground or other surfaces when the temperature falls below freezing
霜，霜冻
■[count noun]a period of cold weather when such deposits form
霜冻期
there have been several sharp frosts recently.
最近出现了几次寒冷的霜冻期。
■[count noun](figurative)a chilling or dispiriting quality, especially one conveyed by a cold manner
(喻)冷淡的态度，冷若冰霜的态度
there was a light frost of anger in Jackson's tone.
杰克逊的语气中流露出一丝冷峻的愠怒。
■[in sing.](Brit. informal, dated)a failure
(英，非正式，旧)失败

verb
[with obj.]

cover (something) with or as if with small ice crystals; freeze
结霜于；似结霜于；使结冰
shop windows were still frosted over.
商店的窗玻璃上仍然结着霜。
■[no obj.]become covered with small ice crystals
结霜
no one has managed to stop outdoor heat exchangers frosting up during winter.
没有人能设法阻止户外的热交换器在冬季结霜。
■(chiefly US)decorate (a cake or biscuit) with icing
(主美)在（蛋糕，点心）上面撒糖霜
■injure (a plant) by freezing weather
冻坏（植物）

常用词组
degrees of frost

(Brit.)degrees below freezing point
(英)冰点以下的温度

派生
frostless
adjective
语源

Old English frost, forst, of Germanic origin; related to Dutch vorst and German Frost, also to freeze

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