There was a touch of frost on the ground this morning.
Этим утром на земле был налёт изморози.
Definitions
A 'touch of frost' refers to a light or slight occurrence of frost, typically meaning a thin layer of ice forming on surfaces due to cold temperatures, often overnight. It can also refer to a small sign of cold weather. Additionally, 'A Touch of Frost' is the title of a British television detective series.