concrete
/ˈkɔŋkri:t; `kɑnkrit/ adj
1 existing in material form; that can be touched, felt, etc 以物质形式存在的; 具体的; 实体的
Physics deals with the forces acting on concrete objects. 物理学研究作用於物体上的力. Cf 参看 abstract.
2 definite; positive 确实的; 明确的; 确定的
concrete proposals, evidence, facts 明确的建议、 确实的证据; 确定的事实
The police have nothing concrete togo on. 警方没有任何确实的东西作依据.
concrete / ˈkɔŋkri:t; `kɑnkrit/ n [U]
building material made by mixing cement with sand, gravel, etc and water 混凝土
a slab of concrete 混凝土板
modern buildings made of concrete 用混凝土建造的现代建筑物
[attrib 作定语]
a concrete path, wall, etc 混凝土的路、 墙等. concrete, v [Tn, Tn.p] ~ sth (over) cover sth with concrete 用混凝土覆盖; 铺设
concrete a road (over) 用混凝土铺路.