1N-VAR 霜;霜冻;严寒天气 When there is frost or a frost, the temperature outside falls below freezing point and the ground becomes covered in ice crystals. 霜;霜冻;严寒天气
There is frost on the ground and snow is forecast.
地上结霜了,而且预报说会有雪。
The wind had veered to north, bringing clear skies and a keen frost.
2PHRASE 冰点以下…度;零下…度 When someone says that there are a particular number of degrees of frost they mean that the temperature is that number of degrees below freezing point. 冰点以下…度;零下…度 [British]
ADJECTIVE | ... OF FROST | VERB + FROST | FROST + NOUN | FROST + VERB | PHRASESADJECTIVE➤hard, heavy, killing, severe, sharp (BrE) 嚴寒;酷寒;天寒地凍▸➤white白霜➤hoar白霜▸➤light輕霜▸➤early, late早霜;晚霜◇The young plants all died in the late frost.幼苗全在晚霜中凍死了。➤first, last初霜;終霜▸➤spring, winter, etc.晚霜、冬霜等▸➤ground (BrE) 地面霜◇a heavy ground frost一場嚴重的地面霜➤night (BrE) 夜霜... OF FROST➤touch (especially BrE) 一點點寒冷◇There was just a touch of frost in the air.空氣中略有一絲寒意。➤degree (BrE) 冰點以下⋯度◇There were ten degrees of frost last night.昨晚零下 10 度。VERB + FROST➤be covered in, be covered with覆蓋着霜◇The windows were covered in frost.窗上結滿了霜。FROST + NOUN➤damage霜害➤date (NAmE) 霜日➤line (NAmE) 霜線FROST + VERB➤arrive, come, set in (especially BrE) 下霜;出現霜凍◇The winter frosts have arrived.下冬霜了。➤melt霜凍融化◇The car was wet with melting frost.汽車被融霜弄得濕漉漉的。PHRASES➤a danger of frost, a risk of frost (especially BrE) 有霜凍的危險/可能