buttress rubber

例句：

1. 1. The old building is buttressed by the new additions.
   这座老建筑得到了新添加部分的支撑。
2. 2. The bridge was buttressed with steel beams to prevent collapse.
   为了防止坍塌，这座桥用钢梁进行了加强。
3. 3. The government's decision to buttress the economy with stimulus measures has been met with mixed reactions.
   政府决定用刺激措施来加强经济，这引起了不同的反应。