concrete

一种建筑材料,由水泥、水和如砾石和沙子的骨料混合而成

A building material created by mixing cement, water, and aggregate such as gravel and sand.

由沙子、砾石、水泥和水组成的坚硬建筑材料

a strong hard building material composed of sand and gravel and cement and water

指称某种性质及其存在的主体的术语；具体术语

A term designating both a quality and the subject in which it exists; a concrete term.

具有半固体稠度的草药材料提取物,尤其是部分芳香的材料

An extract of herbal materials that has a semi-solid consistency, especially when such materials are partly aromatic.