最終更新日：2024/07/29

Poor-quality diamond, used for industrial cutting or abrasion; a poorly crystallized diamond.

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bort

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bort

noun

Poor-quality diamond, used for industrial cutting or abrasion; a poorly crystallized diamond.

She bought a bort for a cheap price.

意味（1）

Poor-quality diamond, used for industrial cutting or abrasion; a poorly crystallized diamond.

Bits that would require 4 to 16 carbonadoes are now set with 40 to 80 borts.