INVISIBLE INK

Traducere în limba română

invisible ink substantiv

cerneală simpatică.

Exemple de propoziții și/sau fraze:

They can use the initially-invisible ink to draw faces—or any other design—on paper and other surfaces.

(New wristband provides personalised and real-time tracking of UV exposure, University of Granada)

It was not long before I observed that it was the most susceptible part of her face, and that, when she turned pale, that mark altered first, and became a dull, lead-coloured streak, lengthening out to its full extent, like a mark in invisible ink brought to the fire.

(David Copperfield, de Charles Dickens)

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