The problem I face is that 90 percent of the screen is
an impenetrable mass of green.
Revelers, hangers - on, the drunk, and the sober all blend in one
impenetrable mass in front of Newtown, rock blasting and gawkers gawking from the upper deck.
But when DNA is damaged by UV radiation or harmful substances, it forms
an impenetrable mass that stalls the RNA polymerase, said Smerdon.
Many of the secrets are hidden beneath
the impenetrable masses of ice.
Not exact matches
Like the green
mass in the two paintings mentioned above, the drawings Mitchell made in 1964 consist of an
impenetrable tangle of marks; unlike the paintings, they don't dissolve into an array of twisty brushstrokes.