四级Later, people tried to lift a building off its foundation, and insert rubber and steel between the building and its foundation to reduce the impact of ground vibrations.
后来,人们试图将一座建筑从地基上抬下来,并在建筑和地基之间插入橡胶和钢材,以减少地面振动的影响。
1997年6月大学英语四级(CET-4)真题
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