She looked at him penetratingly, trying to understand his thoughts.
In a way that is able to reach deeply into something or understand it clearly.
The penetratingly cold wind made everyone shiver.
In a manner that is intense or sharp, often referring to sound or light.
The light shone penetratingly through the fog.
In a way that goes through or enters something.
So silným bezplatným obrázkovým slovníkom a kartičkami.