n 混凝土 (building and paving material made by mixing cement， sand， crushed stones and water)[U]： The walk was paved with～.人行道铺了混凝土。a～path/driveway/floor/wall/pillar/bridge混凝土的小路/行车道/地面/墙/柱/桥; ～mixer混凝土搅拌机;a slab of～混凝土板;lay the～for the new floor 铺水泥地面;a tower made of～and steel钢筋水泥塔;

vt 铺混凝土 (cover the surface of sth with concrete)[T+n， T+n+adv(over)]：～a road/a garden path/a drive (over) 用混凝土铺路面/花园的小路/行车道;

【辨异】concrete与cement的区别见CEMENT。