Method: Easy moist poached chicken breasts. 1  1 boneless chicken breast, cut in half. 2  Water. 3  2 tsp. salt.  Sake or 1  sherry. A piece of fresh ginger.
Barriers are walls, either physical or metaphorical. They can block movement â the Great Wall of China was a barrier to block invading forces from entering. A window shade is a light barrier. Failing English is a barrier to getting into Harvard. When people are being excluded from joining a clique, you could say that the clique has erected a social barrier. When fighter jets fly faster than the speed of sound, they break through what feels like a wall in the sky called the sound barrier.
obstruction - something immaterial that stands in the way and must be circumvented or surmounted; lack of imagination is an obstacle to one's advancement; the poverty of a district is an obstacle to good education; the filibuster was a major obstruction to the success of their plan. obstacle.