hoar frost

美 [ˈhɔːr frɔːst]英 [ˈhɔː frɒst]

hoar frost

noun

U霜；冰霜
a layer of small pieces of ice that look like white needles and that form on surfaces outside when temperatures are very low

1

The final polyurethane lamination adhesive is low-toxic solvent , better bonding property , more bright lamination , no " hoar frost " and suitability for paper-plastic lamination .

最终产品溶剂低毒，固含量高，粘度低，涂膜光亮、无白霜，粘接性能好，适合于纸塑复合。
2

The leaves of Ormosia hosiei tree began change mostly in the end of November in FuJian province . If met the hoar frost descends , the foliole fell off rapidly .

福建省境内的红豆树立木的叶相变化多数始于11月底，若遇霜降小叶即迅速脱落。