- Show your ticket at the barrier.
- Some birds can break the sound barrier.
- Age is not a barrier to stupidity.
- High tariffs have become a barrier to international trade.
- The first question we must raise is whether a cultural barrier existed between those groups.
- Do you think they'll break the 10-second barrier in the 100-meter dash?
- Scientists say more than half of Australia's Great Barrier Reef has been destroyed in the past 30 years.
- They contacted the station staff but the man had left the area and gone out through the ticket barrier.
- To keep holding the barrier up is just to wait for death! So we're going to go out past the wall and counter attack the enemy, you ready!?
- Barrier components
- Barrier function
- barrier function;
- In Vitro Membrane Barrier Test Method.
- Frontal-collision test against a barrier