1. The workmen are still busy concreting the road. 工人们仍忙着用混凝土铺路。
2. Attempts through to the concrete case analysis. 试图通过对具体案例的分析。
3. On the other hand, culture is concrete and specific. 另一方面，文化又是具体的和明确的。
1. a strong hard building material composed of sand and gravel and cement and water
2. cover with cement
3. form into a solid mass; coalesce adj.
1. capable of being perceived by the senses; not abstract or imaginary
2. formed by the coalescence of particles