concrete

/ˌkɑnˈkɹit/ 名词 B2

中文：混凝土、砼

A building material created by mixing cement, water, and aggregate such as gravel and sand. (countable, uncountable) · Various types of concrete have been used in the construction of this highway.
Such a material whose cement is Portland cement or a similar limestone derivative. (countable, uncountable) · The sidewalk was made of concrete that had been poured in large slabs.
A term designating both a quality and the subject in which it exists; a concrete term. (countable, uncountable)
A dessert of frozen custard with various toppings. (US, countable, uncountable)
An extract of herbal materials that has a semi-solid consistency, especially when such materials are partly aromatic. (countable, uncountable)

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来自图书馆

Marilla was not to be drawn from the safe concrete into dubious paths of the abstract.

Since it never snows in Jamaica, they had to practice on concrete.

Outside my window, the scenery transitioned gracefully from dense concrete jungles to sweeping agricultural plains and deep boreal forests.

The modern urban fox demonstrates a remarkable capacity for behavioral adaptation, navigating concrete environments with surprising ease.

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