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单词 carbonado
释义

Definition of carbonado in English:

carbonado

nounPlural carbonados ˌkɑːbəˈneɪdəʊˌkɑrbəˈneɪdoʊ
  • A dark opaque diamond, used in abrasives and cutting tools.

    黑金刚石(用于研磨,切割工具)

    Also called black diamond
    Example sentencesExamples
    • Heaney and Vicenzi both work with rare diamonds known as carbonados, which are found only in Brazil and central Africa.
    • Black or gray-black, massive, granular to compact bort is known as carbonado.
    • Large Brazilian carbonados include the Carbonado Casco de Barro, Carbonado do Sergio, and Carbonado Xique-Xique.
    • Masses of carbonado up to 3,100 carats are reported from deposits near Lencois, Brazil.
    • The team has used this technique to characterize carbonados from the Central African Republic.

Origin

Mid 19th century: from Portuguese.

Rhymes

dado, Feydeau, gambado, Oviedo, Toledo, tornado

Definition of carbonado in US English:

carbonado

nounˌkärbəˈnādōˌkɑrbəˈneɪdoʊ
  • A dark opaque diamond, used in abrasives and cutting tools.

    黑金刚石(用于研磨,切割工具)

    Compare with bort
    Example sentencesExamples
    • Masses of carbonado up to 3,100 carats are reported from deposits near Lencois, Brazil.
    • The team has used this technique to characterize carbonados from the Central African Republic.
    • Black or gray-black, massive, granular to compact bort is known as carbonado.
    • Heaney and Vicenzi both work with rare diamonds known as carbonados, which are found only in Brazil and central Africa.
    • Large Brazilian carbonados include the Carbonado Casco de Barro, Carbonado do Sergio, and Carbonado Xique-Xique.

Origin

Mid 19th century: from Portuguese.

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更新时间:2025/6/19 12:47:24