concrete adj.具体的 n.混凝土,凝结物 [典例] 1) You need to offer concrete evidences to support your idea.你需要用具体的事实支持你的想法. 2) Concrete is very strong and is used in many modern buildings. 混凝土很结实.经常被用在许多现代建筑物中. [练习] 汉译英 1) 书和黑板都是具体的东西. 2) 城市中大多建筑物是用混凝土和钢筋建成的. Keys: 1) Books and blackboards are concrete objects. 2) Most of the buildings in city are made of concrete and steel. 【
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