検索
concrete
03
consisting of a hard building material that is made of the mixture of cement, water, sand, and small stones
Concrete
01
a hard material used for building structures, made by mixing cement, water, sand, and small stones
例
The historian studied concrete artifacts from ancient civilizations to understand their culture and way of life.
The detective searched for concrete clues at the crime scene to solve the mystery.
The architect sketched out plans for the concrete structure, outlining every detail.
The impact of the hammer cracked the concrete pavement.
The solid concrete foundation provided stability for the entire building.
