hard frost

in the early spring this year, many crops died from a hard frost.

今年早春，很多农作物死于霜冻。

there was a hard frost last night.

昨天夜里有严重霜冻。

There was a hard frost that night.

那天晚上寒冷多霜。

very early one winter morning, during a hard frost, a fox was drinking at ice-hole, not far from the haunts of men.

一个凛冽的寒冬清晨，狐狸在冰洞边喝水，那里离人常去的地方不远。2.The forecast says there is going to be a hard frost tomorrow night.天气预报说明天夜里有严重霜冻。

the forecast says there's going to be a hard frost tonight.

天气预报说今夜有严重霜冻。