Volunteers helped immigrants overcome language barriers at the community center.

Researchers studied how climate change is weakening species barriers in several ecosystems.

The crash barriers on the coastal highway absorbed the impact, preventing cars from tumbling into the sea.

Please stand behind the ticket barriers until the train arrives.

Many economists argue that tariff barriers hinder global economic growth and distort comparative advantage.

Recent studies indicate that hematoencephalic barriers vary markedly between species, complicating the development of neuroactive drugs.

The city installed noise barriers along the highway to protect nearby neighborhoods from traffic sounds.

The level crossing was equipped with half-barriers that descended unexpectedly during the storm.

The city installed traffic barriers along the construction zone to protect pedestrians.

Schottky barriers at the metal–semiconductor interface can significantly influence the performance of high-speed diodes.