There is no concrete evidence to support assertions that the recession is truly over.
没有任何确凿的证据支持经济衰退已真正结束的断言。
Concrete pillars support the bridge.
水泥柱支撑着大桥。
Concrete columns support the structure and raise it to create a double-height entrance.
混凝土柱支撑结构，抬高它以创建一个通高的入口。
At last, a concrete example is illustrated to support thi...
最后本文还结合实例说明了这一观点。
At last, a concrete example is illustrated to support thi...
最后本文还结合实例说明了这一观点。
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