Как по Английски будет pietra

noun

A piece of cloth or similar material, typically oblong or square, attachable by one edge to a pole or rope and used as the symbol or emblem of a country or institution or as a decoration during public festivities.

Примеры использования:

The american flag

verb

Mark (an item) for attention or treatment in a specified way.

Примеры использования:

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noun

Hard solid non-metallic mineral matter of which rock is made, especially as a building material.

Примеры использования:

The houses are built of stone

verb

Throw stones at.

Примеры использования:

Three vehicles were stoned and torched

noun

Any of various kinds of stone of a dun or dull brown colour, especially magnesian limestone or (occasionally) dolerite.