1. 警察搭起障礙物防止觀看足球的流氓破壞財產(chǎn)。
   The police put up barrier to prevent the football hooligan from damaging property.
2. 當(dāng)局設(shè)置了障礙物，反對為爭取自由的斗爭。
   The authorities put up barriers and struck a blow against freedom.
3. 防波堤，防浪墻保護(hù)一個港口或海岸以防波浪沖擊的障礙物
   A barrier that protects a harbor or shore from the full impact of waves.
4. 那些障礙物未能攔住群眾。
   The barriers failed to hold/keep the crowds back.

礙的英語翻譯：

物的英語翻譯：