n.栅栏, 障碍物, 屏障
The ice skater rammed into the barrier.
The crowd linked arms to form a barrier.
The lorry shaved the barrier, scraping its side.
The Sahara Desert is a natural barrier between north and central Africa.
Heavy duties on imports and exports are a barrier to international trade.
The horse took the barrier easily.
a structure or object that impedes free movement
any condition that makes it difficult to make progress or to achieve an objective
anything serving to maintain separation by obstructing vision or access
1. 障碍物; 路障, 栅栏
The police put up barriers to control the crowd.
2. 障碍, 阻碍[(+to)]
They soon overcame the language barrier.
4. 剪票口; 海关关卡
Mike was stopped at the barrier because he forgot to show his ticket.