concrete

US /ˈkɑːn.kriːt/
UK /ˈkɑːn.kriːt/
"concrete" picture
1.

混凝土

a heavy, rough building material made from a mixture of broken stone or gravel, sand, cement, and water, that can be spread or poured into molds and forms a stonelike mass on hardening

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The bridge was built with reinforced concrete.
这座桥是用钢筋混凝土建造的。
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They poured concrete for the new foundation.
他们为新地基浇筑了混凝土。
1.

具体的, 实在的

existing in a material or physical form; not abstract

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We need concrete evidence to prove his guilt.
我们需要具体的证据来证明他有罪。
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Give me a concrete example, not just theories.
给我一个具体的例子，而不仅仅是理论。
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tangiblerealphysicalmaterialdefinite
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abstracttheoreticalvague
1.

用混凝土铺, 浇筑混凝土

cover or lay with concrete

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They decided to concrete the backyard patio.
他们决定用混凝土铺设后院的露台。
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The old path was concreted over last summer.
去年夏天，旧路被混凝土覆盖了。
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concretelyreinforced concreteconcrete mixer