barrier

Pfizer CEO Albert Bourla on Wednesday reiterated his optimistic view that the company’s experimental coronavirus vaccine is a strong contender and may potentially cross key barriers on the way to the public by the fall.

Little by little, the barriers between the mainstream and adult worlds are breaking down.

One would be safe “even if you are 10 feet away and there were no barriers.”

A school with zero forcible sexual offenses may alsoindicate that "people aren't reporting because of other barriers."

But when it came to the seven identified sites with ISIS affiliations, the Citizen Lab found no barriers to entry.

The first in the room, to knock down the door, to break down the barriers, to pave the road that we all walk on.

As the afternoon advances, for variation, there is a fight at the barriers.

I never minded the barriers; but there was always a slight shock about the other, unless one was very hard hit indeed.

Whether we shall ever surmount these barriers God alone knows.

Now the awful ban was lifted, the barriers were down; what had been hidden was revealed, what had been forbidden was permitted.

It seemed as though all the barriers of the past were broken down.